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Home » Placement Papers » TCS Placement Papers » TCS Placement Paper 9

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TCS Placement Paper 9


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TCS Tips to face Interview..(IT) questions are as follows.. 

note:important.. 

their strategy is stress interview.. 

they delibrately humiliate you.. ask disintresting questions to put 
you under pressure.. i am not exaggerating.. its true... 
please be prepared to face questions from any subject that is 
there in your curriculm.. even accounts and other subjects that are 
there in your curriculm.. specially tcs people will ask you your 
area of intrest.. 

then they start asking questions from subjects.. other than the one 
you mentioned as your area of intrest.. 

their argument is that you should be able to answer anything from 
your first year first sem to last year last sem.. 

here is a list of computer science and hr related questions they ask 
frequently.. 

what is a cursor 
types of cursors 
normalization 
normal forms 
whis is the best normal form 
what is an os 
what exactly os consists of 
what is the shell u worked on 
commands in unix 
what is xml and dhtml 

Tell about ur self 
family background 
weakness and strengths 
where do u stand in the class 
sdlc 
case tools 
uml 

importance of accounts in ur curriculm 
balance sheet entries 
shares 
is share an asset 
function overloading 
virtual functions 
explain ip address 
tools of a network 
explain gateways 
hubs and switches 

what is os 
what it does 
what is dbms 
similarity between dbms and os 
differentiate between c nd c++ 
use of ::(scope resolution operator) 
what kind of projects are suitable for c and c++ 
what is a class? example 
what have u done to improve ur knowledge outside the curriculam 
sdlc and stages 
questions on projects u have done 
what is testing 
types of testing 
funtional point model 

types of testing 
difference between black box and white box 
what is quality and various quality certifications 
what is spiral lifecycle model 
cohesion and coupling 
virtual memory concept 
what is a page fault 
what is fragmentaion 
kinds of os 
cpu sheduling algorithims 
multitasking vs multiprogramming 
normalization 
can we create a table in oracle which is not in first normal form 
difference between dbms and rdbms 
sql queries 
why do we need testing 
types of indexing 




AGES

1)Last year pandit was thrice his sister's age.Next year he is only twice her age.After 5 years what is pandit's age.
a)2 b)12 c)11 d)14 ans:b

2) Jalia is twice older than qurban . If jalia was 4 years younger, qurban was 3 years older ther diff. between their ages is 12 years
what is the sum of thier ages a)67 b)57 c)36 d)none ans: b
3) Fathers age is 5 times his son's age. 4 years back the father was 9 times older than son.Find the fathers' present age. Ans. 40 years
4)Joe's father will be twice his age 6 years from now. His mother was twice his age 2 years before. If Joe will be 24 two years from now, what is the difference between his father's and mother's age? a) 4 b) 6 c) 8 d) 10 

ALLIGATION

1).In a mixture, R is 2 parts, S is 1 part. In aoder to make S to 
25% of the mixture, howmuch R is to be added? 

AVERAGE 

1) gavaskar average in first 50 innings was 50 . after the 51st innings his average was 51 how many runs he made in the 51st innings
2) Hansie made the following amounts in seven games of cricket in India: Rs.10, Rs.15, Rs.21, Rs.12, Rs.18, Rs.19 and Rs.17(all figures in crores of course).Find his average earnings.Ans. Rs.16 crore
3)Average of 5 number is -10 sum of 3 numbers is 16,what is the average of other two numbers? answer -33
4)THREE COMPANIES WORKING INDEPENDENTLY AND GET SAVINGS 10%, 20%, 25%. IF THE COMPANIES WORK JUST OPPOSITE THEN WHAT WILL BE THE NET SAVING? 
5)If A, B and C are the mechanisms used separately to reduce the wastage of fuel by 30%, 20% and 10%. What will be the fuel economy if they were used combined. Ans 20% 

BOATS

1) If a man can swim downstream at 6kmph and upstream at 2kmph, his 
speed in still water is:a. 4kmph b. 2kmph c. 3kmph d. 2.5kmph 

CAR

1)A car is filled with four and half gallons of oil for full round trip. Fuel is taken 1/4 gallon more in going than coming. What is the fuel consumed in coming up?
Sol Before the trip, car is filled with = 4 ½ gallon of oil
Let ‘X’ be the quantity of fuel consumed for the trip in one direction
The fuel consumed while going = X + ¼ 
The fuel consumed while coming = X
Therefore, the fuel consumed for the trip = (X + ¼) + X = 4 ½ 
š 2X + ¼ = 4 ½ => 2X = 4 ½ - ¼ => 2X = 4 ¼ => X= 2 gallons approx 

CHAIN RULE

1)A can copy 50 papers in 10 hours while both A & B can copy 70 papers in 10 hours. Then for how many hours required for B to copy 26 papers? 13 

CHESS BOARD

1) in 8*8 chess board what is the total number of squares refer odel ans:204 

CODING

1)THERE IS A WORD 'PERLMENTASITION'.. IF 1ST AND 2ND ,3RD & 4TH WORDS ARE CHANGED AND SO ON, THEN FIND THE 14TH LETTER FROM RIGHT AFTER CHANGE.
2)If TAFJHH is coded as RBEKGI then RBDJK can be coded as --------- ans qcckj 
3)a series of letters are given how many Ws r followed by F and preceded by T. 12.SURFW Code is translated as SHEET…..these kinda ques r there…..
4)Code Interchanging, A word is given…. Letters are reversed..u r asked to find the nth letter from right or left….
Eg.DESTABILIZATION Ans-T
5) BFGE CODED AS CEHD THEN CODE PVHDJ ANS: QUICK
6) FIND THE NO. OF Y FOLLOWED BY W BUT THAT IS NOT FOLLOWED BY Z.
Y W R U D D Y W Z ...............
7) If VXUPLVH is written as SURMISE, what is SHDVD ?
Ans. PEASA (hint: in the first word, the alphabets of the jumbled one is three alphabets after the corresponding alphabet in the word SURMISE. S = V-3, similarly find the one for SHDVD)
8) If DDMUQZM is coded as CENTRAL then RBDJK can be coded as -----
Ans. QCEIL (hint: Write both the jumbled and the coded word as a table, find the relation between the corresponding words, i.e C= D-1, N=M+1 & so on
9) In the word ECONOMETRICS, if the first and second , third and forth 
,forth and fifth, fifth and sixth words are interchanged up to the last letter, what would be the tenth letter from right?
Ans. word is CENOMOTEIRSC tenth word is R
10)If D_MUQZM is coded as CENTRAL then RBDJK can
be coded as
11)In a certain format TUBUJPO is coded as STATION. The code of which string is FILTER?
12) What is the code formed by reversing the First and second letters, the third and fourth letters and son on of the string SIMULTANEOUSLY?
13)In the word ORGANISATIONAL, if the first and second, third and forth, forth and fifth, fifth and sixth words are interchanged up to the last letter, what would be the tenth letter from right?
ANS: I(ROANISATIONALG) 
COST

1)A power unit is there by the bank of the river of 750 meters width. A cable is made from power unit to power a plant opposite to that of the river and 1500mts away from the power unit. The cost of the cable below water is Rs. 15/- per meter and cost of cable on the bank is Rs.12/- per meter. Find the total of laying the cable. Ans 1000 (24725 - cost) 20250 Ans. Rs. 22,500 (hint: the plant is on the other side of the plant i.e. it is not on the same side as the river)
2) The cost of one pencil, two pens and four erasers is Rs.22 while the cost of five pencils, four pens and two erasers is Rs.32.How much will three pencils, three pens and three erasers cost?Ans. 27
3)2 oranges,3 bananas and 4 apples cost Rs.15 . 3 ornages 2 bananas 1 apple costs Rs 10. what is the cost of 3 oranges, 3 bananas and 3 apples ANs Rs 15.
4) A shopkeeper bought a watch for Rs.400 and sold it for Rs.500.What is his profit percentage?Ans. 25%
5) What percent of 60 is 12?Ans. 20%
6)Three men goes to a hotel to stay ,the clerk says $30 per room/day so all the three plans to stay in one room so each pays $10.After some time the clerk realises that he made a mistake of collecting $30 but the room cost only $25,there fore he decides to return $5 to them so he calls the roomboy and gives him $5 asking him to return.The roomboy keeps $2 with him and he returns only $3($1 for each).Now Totally all have paid $9 each($27)+rommboy $2 which is equal to $27.where did $1 go,who has made the mistake?
7) two pencils cost 8 cents. then 5 pencils cost? (20 cents)
8)A box of 150 packets consists of 1kg packets and 2kg packets. Total weight of box is 264kg. How many 2kg packets are there
a) 96 b)67 c)100 d)114 ans:d
9)Which is more economical of the following
a)2kg -- 30/- b)8kg -- 160/- c)5kg -- 80/-
10)Satish earns 240 weekly.12% of big amount + earning weekly = 540 
what is the big amount
a)3200 b)3600 c)2500 d)1000 ans: c
11) Bhanu spends 30% of his income on petrol on scooter. ¼ of the remaining on house rent and the balance on food. If he spends Rs.300 on petrol then what is the expenditure on house rent? a) Rs.525 b) Rs.1000 c) Rs.675 d) Rs.175 
12) A sporting goods store ordered an equal number of white and yellow balls. The tennis ball company delivered 45 extra white balls, making the ratio of white balls to yellow balls 1/5 : 1/6. How many white tennis balls did the store originally order for? 
a) 450 b) 270 c) 225 d)None of these 
13) There is a circular pizza with negligible thickness that is cut into 'x' pieces by 4 straight line cuts. What is the maximum and minimum value of 'x' respectively? 
a) 12,6 b) 11,6 c) 12,5 d) 11,5
14) The total expense of a boarding house are partly fixed and partly variable with the number of boarders. The charge is Rs.70 per head when there are 25 boarders and Rs.60 when there are 50 boarders. Find the charge per head when there are 100 boarders. 
a) 65 b) 55 c) 50 d) 45 
COUNTERFEIT

1)in 80 coins one coin is counterfiet what is minimum number of weighings to find out counterfiet coin 

CUBE

1)vertices edges and surfaces of a cube Ans-8,12,6 

CURVES

1)STUDY THE NATURE OF THE CURVES Y==LOGX, XY==C etc
2)curve was given & in option equation was given , you have to mark the correct equation(curve and equation was of general logx,ex ,sinx,cosx,tanx,x curves) 
3)values of x &f(x) was given (like x=1000&f(x)=3) and equations was given
4)WHICH SHAPE WILL BE OBTAINED BY USING THESE VALUES OF X,Y
X Y
0 0.00001
10 1.02
100 1.72
1000 3.00
9999 4.72
4a)WHICH SHAPE WILL BE OBTAINED BY USING THESE VALUES
OF X ,Y
XY
00.00001
101.02
1001.72
10003.00
99994.72
5)WHICH EQUATION THAT BEST SUITS THIS CURVE
A LINE CUTS X AT -1 WHEN Y=0 AND X=0 WHEN Y=3 AND GOES UPWARD
Y








DATA INTERPRETATION 

1) CORRECT CHART WITH CORRECT VALUES

X- YEAR Y- NO OF PERSONS
1. AVERAGE NO. OF PERSONS FROM 1995 – 1999
2. WHICH YEAR HAS LARGE DIFFERENCES IN NO OF PERSONS
3. IF 10% OF PEOPLE LEAVES THE OFFICE IN 1998 THEN, HOW MANY FRESH CANDIDATES CAN BE ADDED IN THE NEXT YEAR
2)Given a Bar Chart showing the sales of a company. (In Figure) The 
sales in years as shown in the figure are (in crores) 1998-1999 - 130, 
1997-1998 - 90, 1996-1997 - 90, 1995-1996 - 70
1. The highest growth rate was for the year Ans. 1998-1999
2. The net increase in sales of the company in the year span of 1995-1999 Ans. 60 crores. 
3. The lowest growth rate was for the year Ans. 1997
4.Year 95 96 97 9899 Members 1001701050 
i ) Which year has maximum members growth?
M 100 
1
E
M 70 
10
B 60
E 50
R Year
S 95 96 97 98 
i ) Which year has maximum members growth? 

DEGREES

1) TIMEDEGREE
27(deg) 6' 43.15"
45(deg) 31' 4.3"
THEN WHAT WILL BE THE DEGREE WHEN TIME IS 3 O CLOCK 

DIRECTIONS

1)A Flight takes off at 2 A.M from northeast direction and travels for 11 hours to reach the destination which is in north west direction. Given the latitude and longitude of source and destination. Find the local time of destination when the flight reaches there? 7 AM or 1.00 PM
2) My flight takes of at 2am from a place at 18N 10E and landed 10 Hrs later at a place with coordinates 36N70W. What is the local time when my plane landed.
a) 6:00 am b) 6:40am c)7:40 d)7:00 e)8:00 (Hint : Every 1 deg longitude is equal to 4 minutes . If west to east add time else subtract time) Ans 8:00 
3)A moves 3 kms east from his starting point . He then travels 5 kms north. From that point he moves 8 kms to the east.How far is A from his starting point?Ans. 13 kms
4)Aeroplane is flying at a particular angle and latitude,after some time another latitude is given..(8 hrs later), u r asked to find the local time of the place.
5)AN AEROPLANE STARTS FROM A (SOME LATITUDE IS GIVEN ACCORDING TO PLACE)AT 2 AM LOCAL TIME TO B(SOME LATITUDE). TRAVELLLING TIME IS 10 HOURS. WHAT IS THE LOCAL TIME OF B WHEN IT REACHES B 
6)A plane moves from 9°N40°E to 9°N40°W. If the plane starts at 10 am and takes 8 hours to reach the destination, find the local arrival time.
7) A FILE IS TRANSFERRED FROM A PLACE TO ADESTINATION CAPABLE OF 10 KB . THEY GIVEN SOME RATE OF TRANSFER. U HAVE FIND A EQUATION THAT BEST SUIT THIS. 

FROG

1)In a well of 20feet depth, a frog jumps 5feet up in the morning and comes 4feet down in the evening,on which day the frog gets out of the well. 

GAMES

1) in some game 139 members have participated every time one fellow will get bye what is the number of matches to choose the champion to be held?ans: 138
2)A & B are playing a game .There are 8 oranges in a row on the table.one Player can take 1-4 oranges in a pick (a maximum of 4),one who picks the last orange wins the game.'A' plays first How many oranges should he pick first time inorder to win the game. 
answer 3. 
LCM

1) LCM of x and y is 36 and HCF of x and y is 4. If x = 4 then which of the following is definitely not true? 
a)Y is divisible by 3 b)Y is divisible by 6 c)Y is divisible by 9 d)X+Y is divisible by 
LOGARITHMS
1) log .342==..., log . 343==.... then log .341==????? etc...
2)value of log3.142& log3.143 was given and log3,141 was asked so you have to only see on answer and mark 
3)If log 0.317=……… and log 0.318=………. Then find the value of log 0.319.

MATCH

1)Match the following:
1. Male - Boy ---> a. A type of
2. Square - Polygon ---> b. A part of
3. Roof - Building ---> c. Not a type of
4. Mushroom - Vegetables ---> d. A superset of
Ans: 1- d, 2- a, 3- b, 4- c
2)Match the following.
1. brother - sister ---> a. Part of
2. Alsatian - dog ---> b. Sibling
3. sentence - paragraph ---> c. Type of
4. car - steering ---> d. Not a type of
Ans. 1-b, 2-c, 3-a, 4-d
3)SCOOTER --------- AUTOMOBILE A. A PART OF
2.OXYGEN----------- WATER B. A Type of
3.SHOP STAFF------- FITTERS C. NOT A TYPE OF 
4. BUG -------------REPTILE D. A SUPERSET OF
4)MATCH THE FOLLOWING
A B
1. SENTENCE, PARAGRAPH 1. TYPE OF
2. BASMATI, WHEAT 2. A PART OF
3. BROTHER, SISTER 3. NOT A TYPE OF
4. BREIGAL, DOG 4. SIBLING
ANS: 1-> 2 2->1 3->3 4->4 

MATHEMATICAL SYMBOLS

1) Given $ means Tripling and % means change of sign then find the value of $%$6-%$%6 ANS : -72
2)5-&%&5 Ans-30 (Check)
3) WHAT IS THE VALUE OF % # % (5) + # % # (2) WHERE % - DOUBLING #- RECIPROCAL
4)Find the value of @@+25-++@16, where @ denotes "square" and + denotes "square root". Ans: 621 or 121 

MATRIX

1)Find the singularity matrix from a given set of matrices?(Hint det(A)====0) 

MEMORY

1)If the vertex (5,7) is placed in the memory. First vertex (1,1) 's address is 1245 and then address of (5,7) is ----------1279 
2)A 2D array is declared as A[9,7] and each element requires 2 byte. If A[ 1,1 ] is stored in 3000. Find the memory of A[8,5] ? 3106
3)one circular array is given (means the memory allocation takes place like a circular fashion )dimension (9X7) .starting address is 3000.find the address of (2,3)..555
4)Some has got the qs. As memory allocation takes place coloumnwise.u have to find out the address.
5)The size of a program is N. And the memory occupied by the program is given by M = square root of 100N. If the size of the program is increased by 1% then how much memory now occupied? Ans 0. 5%( SQRT 101N) 
6)In a two-dimensional array, X (9, 7), with each element occupying 4 bytes of memory, with the address of the first element X (1, 1) is 3000, find the address of X (8, 5). Ans 3212 

MIXTURE

1)16 litre can, 7 litre can,3 litre can,the customer has to be given 11 litres of milk using all the three cans only explain? 

NUMBER SYSTEM


1) The number 362 in decimal system is given by (1362)x in the X system of numbers find the value of X a}5 b) 6 c) 7 d) 8 e) 9
2) Decimal no 319 is equal to 1234.This 1234 belongs to which Number systems
3)194 base 10 = ____ base 5 (1234)
4) In which of the system, decimal number 194 is equal to 1234? ANS:5
5) Convert the decimal number 310 to the base 6. Ans: 1234
6) Find the value of the decimal number to the base 7. Ans. 1436.
7) In which of the system, decimal number 384 is equal to 1234?
8) In which of the system, decimal number 184 is equal to 1234? Ans 5 
9) Find the value of the 678 to the base 7. ans 1656
10)The base 5 representation of the decimal number 2048 is _____. 

ODD MAN OUT

1) LINUX, WINDOWS 98, SOLARIS, SMTP (ANS: SMTP)
2)MVS
3).JAVA b) LISP c) Smaltalk d)Eiffle Ans: LISP ( All other languages are OOPS)
4)1.http 2.arp 3.snmp 4.sap Ans-sap
5)1.linux 2.windows NT 3.sql server 4.Unix Ans-Sql server
6)1.SAP 2.ARP 3.WAP 4.TCP IP
7)a. Oracle b. Linux c. Ingress d. DB2
8)a. SMTP b. WAP c. SAP d. ARP Ans:SAP
9)a. WAP b. HTTP c. BAAN d. ARP Ans:Baan
10)a. LINUX b. UNIX c. SOLARIS d. SQL SERVER Ans:SQL SERVER
11)a. SQL b. DB2 c. SYBASE d. HTTP Ans: HTTP
12)a. Oracle b. Linux c. Ingress d. DB2 ANS:LINUX 

ORTHOGONAL PAIRS

1)Which of the following are orthogonal pairs? a. 3i+2j b. i+j c. 2i-3j d. -7i+j ans a,c 
2) (a) 2+3i (b)1+i (c) 3-2i (d) 1-7i .Find which of the above is orthogonal. Ans a,c
3)Sum of slopes of 2 perpendicular st. lines is given. Find the pair of lines from the given set of options which satisfy the above condition? 

PARTNERSHIP

1) If Rs.1260 is divided between between A, B and C in the ratio 2:3:4, what is C's share?Ans. Rs. 560
2) A sum of money is divided among A, B and C such that for each rupee A gets, B gets 65paise and C gets 35paise. If C's share is Rs.560, the sum is … 
a)2400 b)2800 c)3200 d)3800 

PERCENTAGE

1) What percent of 60 is 12?Ans. 20%
2) A report consists of 20 sheets each of 55 lines and each such line consists of 65 characters. This report is retyped into sheets each of 65 lines such that each line consists of 70 characters. The % reduction in the number of sheets is closest to 
a)20 b)5 c)30 d)35
3) Amal bought 5 pens, 7 pencils and 4 erasers. Rajan bought 6 pens, 8 erasers and 14 pencils for an amount which was half more than what Amal had paid. What % of the total amount paid by Amal was paid for pens? 
a)37.5% b)62.5% c)50% d)None of these 
PERMUTATIONS

1)How many 3 digits with 3 Distinct digits are there from 100-1000. 

POWER OF

1)What is the power of 2? a. 2068 b.2048 c.2668 Ans:2048
2) 8 to the power of x is 32,what is the value of x?
3)Which is a/not a power of 2 or 3.
4)Power of 4 Ans-4096
5)WHICH ONE WILL BE THE EXACT POWER OF 3
(i) 2768 (ii)2678 (III) 2187 

PRIME NUMBERS 

1)Find the highest prime number that can be stored in an 8bit computer.
2)What is the max possible 3 digit prime number? Ans 997 
3)Largest prime no. in a 6 bit,8 bit (Ans 127),9 bit microprocessor
4)WHAT IS THE LARGEST PRIME NO THAT IS STORED IN 8 BIT PATTERN
ANS: 253 (NOT SURE)
5)What is the largest prime number that can be stored in an 8-bit memory? 251 or 127
6)Which is the largest prime number that can be stored in a 9-bit register? 

PROBABILITY

1)in a company 30% are supervisors and 40% employees are male if 60% of supervisors are male. what is the probability that a randomly choosen employee is a male or female?
2) 12 Blacksox and 12 Whitesox mixed in a box,a pair of sox is picked at a time,in which pick/how many pick ,to get the right pair(black&black or white&white)?
3)Two coins one with HEAD IN BOTH SIDES and the other coin HEAD IN ONE SIDE AND TAIL IN THE OTHER SIDE is in a box,a coin is taken at random and FOUND HEAD IN ONE SIDE .what is the probability that THE OTHER SIDE IS HEAD?
4) There are 5 distinct pairs of white socks and 5 pairs of black socks in a cupboard. In the dark, how many socks do I have to pull out to ensure that I have at least 1 correct pair of white socks? a)3 b)11 c)12 d)16 

PROBLEMS ON NUMBERS

1)What number should be added to or subtracted from each term of the ratio 17 : 24 so that it becomes equal to 1 : 2.Ans. 10 should be subtracted
2)The sum of the digits of a two digit number is 8. When 18 is added to the number, the digits are reversed. Find the number?Ans. 35
3)In a fraction, if 1 is added to both the numerator at the denominator, the fraction becomes 1/2. If numerator is subtracted from the denominator, the fraction becomes 3/4. Find the fraction.Ans. 3/7
4) WHAT IS THE NUMBER OF ZEROS AT THE END OF THE PRODUCT OF THE NUMBERS FROM 1 TO 100
5)9/10 or 10/11 which is greater.
6) (x-y/3)-(y-x/3)=?
7)x:y=3 and x+y=80 what is the value of y? answer y=20
8)M(893,10)+r( )+t( ) is asked
9)n=68 x 12 x 51 Which of the follg is not an integer Ans- n/122
10)M(373, 7) + R(6.8) –T(3.4) + R( 3.4)
11) SOME RELATION THAT IS DEDUCE TO 
A (POW 2) DIRECT PROPORTIONAL TO X (POW 3)
B (POW 2) DIRECT PROPORTIONAL TO Y (POW 3)
SOME FOUR ANSWERS WERE GIVEN
ANS: ALL OF THE ABOVE
12)WHICH IS THE PERFECT ONE AMONG THE 4
1. 2x +3y=4 2. x + y= -1 3. Y=2x+ 3
13)A salesperson multiplied a number and get the answer 3,
instead of that number devided by 3.
what is the answer he actually has to get?
1 x 3 = 3 so number = 1 divided by 3, the ans. is 1/3.
14)M(373,5)+R(3.4)+T(7.7)+R(5.8) Ans. 19
15) If the numerator of a fraction is increased by 25% and denominator decreased by 20%, the new value is 5/4. What is the original value? 
a) 3/5 b) 4/5 c) 7/8 d) 3/7
16)The value of ¾ + 5 / 36 + 7 / 144 + …….+17 / 5184 + 19 / 8100 is 
a)0.99 b)0.98 c)0.95 d)None of these 
17) A student's grade in a course is determined by 6 quizzes and one examination. If the examination counts thrice as much as each of the quizzes, what fraction of final grade is determined by the examination? 
a)1/6 b)1/5 c)1/3 d)¼
18) When ¾ of a unit's digit is added to the ten's digit of a two number, the sum of the digits becomes 10. If ¼ of the ten's digit added to the unit's digit, then the sum of the digits is 1 less than the previous. Find the number. 
a)94 b)84 c)48 d)88
19) A person had to multiply two numbers. Instead of multiplying by 35, he multiplied by 53and the product went up by 540. What was the raised product? 
a)780 b)1040 c)1590 d)1720 

RECTANGULAR

1) WHICH IS NOT A SIDE OF A RECTANGULAR
1. (2,3,4) 2.(3,4,7) 3. (3,5,9)
2) ONE RECTANGULAR PLATE WITH LENGTH 8INCHES,BREADTH 11 INCHES AND 2 INCHES THICKNESS IS THERE.WHAT IS THE LENGTH OF THE CIRCULAR ROD WITH DIAMETER 8 INCHES AND EQUAL TO VOLUME OF RECTANGULAR PLATE? ANS: 3.5INCHES
3) If the length of a rectangle is increased by 30% and the width is decreased by 20%, then the area is increased by...
(a) 10% (b) 5% (c) 4% (d) 20% (e) 25%
4) The length of a rectangle is increased by 60%. By what % would the width have to be decreased to maintain the same area? 
a)30% b)60% c)75% d)37.5% 
RECURSION 

1)G(0)= -1, G(1)=1, G(N)=G(N-1) - G(N-2), G(5)= ? ans - 2 
2)G (0) =1 G (1)= -1 IF G (N)=2* (G (N-1))– 3(G (N-2)) THEN WHAT IS THE VALUE OF G (4)?
3)If f(0)=1 and f(n)= f(n-1)*n, find the value of f(4). Ans: 24
4)If g(0)=g (1)=1 and g (n)= g (n-1) + g (n –2) find g (6); 

SERIES

1)Complete the series. 3, 8, --, 24, --, 48, 63 . ans 15, 35 
2)Complete the series. 4, -5, 11, -14, 22, --- Ans - 27 
3) SERIES: 2,7,24,77,? (238) or (240)
4)77,49,36,18,? answer 8 (7*7=49)(4*9=36)(3*6=18) (1*8=8)
5)series: 5 6 7 8 10 11 14 ?? ans.15 or 18
6)15 14 12 11 ?? 9 8 ans.10
7)What is the 12th term of the series 2, 5, 8, ....Ans. 35
8)58,27,12,x,2,1. Find x.
9)7,9,13,_,27,37. Ans-19
10)2, 5, __ , 19, 37, 75 Ans: 9
11)Complete the sequence 9,10,11,13,15, __, 21,28. 

SET

1)A, B and C are 8 bit nos. They are as follows: 
A 1 1 0 1 1 0 1 1
B 0 1 1 1 1 0 1 0
C 0 1 1 0 1 1 0 1
Find ( (A-B) u C )=? Hint : 109 A-B is {A} - {A n B} ANS: 0 1 1 1 1 1 1 1 (DB)
2)If A, B and C are the mechanisms used separately to reduce the wastage of fuel by 30%, 20% and 10%. What will be the fuel economy if they were used combined. Ans 20% 
3) | A | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 10010001
| B | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 01101010
| C | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 10010110
(AuB)nC = ? [ (A union B) intersection C = ?]
4) A 0 0 0 0 1 1 1 1
B 0 0 1 1 0 0 1 1
C 0 1 0 1 0 1 0 1
( A U B ) P C Find the fourth row, having the bit pattern as an integer in an 
8-bit computer, and express the answer in its decimal value. Ans. 29
5) In the class of 40 students, 30 speak Hindi and 20 speak English. What is the lowest possible number of students who speak both the languages?
(a) 5 (b) 20 (c) 15 (d) 10 (e) 30
6)You will be given the bit position values for A, B and C and using the relation (A?B) u C you have to construct the truth table. Then find the corresponding decimal number and choose the right option. 
7)If A=(110010) in base 2 & B=(101011) in base 2, then what is the 
decimal value of (AB)C

SHADOW

1)A building with height D shadow upto G. A neighbour building with 
what height shadows C feet.

|----|----|----|----|----|----|----|
A B C D E F G H
Sol: B Ft. or CD/G 
SOLUTIONS

1) How many positive integer solutions does the equation 2x+3y = 100 have? 
a)50 b)33 c)16 d)35 
STANDARD DEVIATION

1)Which of the following set of numbers has the highest Standard deviation?
a)1,0,1,0,1,0 b)-1,-1,-1,-1,-1,-1 c)1,1,1,1,1,1 d)1,1,0,-1,0,-1
2)WHICH WILL GIVE GOOD STANDARD DEVIATION
1. (7,0,-7,0,7) 2. (7,-7,7,-7,7) 3. (1,0,-1,0,1) 

TANK

1)with 4/5 full tank vehicle travels 12 miles, with 1/3 full tank
how much distance travels ( 5 miles )
2)A car travels 12 kms with a 4/5th filled tank.How far will the car travel with 1/3 filled tank? Ans. 5 kms 

TEMPERATURE

1)In Madras, temperature at noon varies according to -t^2/2 + 8t + 3, where t is elapsed time. Find how much temperature more or less in 4pm to 9pm. (May be we can solve it by Definite Integration. Check any way} Ans. At 9pm 7.5 more or 385.8(DB)
2)FOR TEMPERATURE A FUNCTION IS GIVEN ACCORDING TO TIME : ((t**2)/6) + 4t +12 WHAT IS THE TEMPERATURE RISE OR FALL BETWEEN 4.AM TO 9 AM
2)FOR TEMPERATURE A FUNCTION IS GIVEN ACCORDING TO TIME : ((t**2)/6) + 4t +12 WHAT IS THE TEMPERATURE RISE OR FALL BETWEEN 
5 PM to 8 PM
3)Low temperature at the night in a city is 1/3 more than 1/2 high as 
higher temperature in a day. Sum of the low tem. and highest temp. 
is 100 degrees. Then what is the low temp? (40 deg.) 

TIME AND DISTANCE

1)A is driving on a highway when the police fines him for overspeeding and exceeding the limit by 10 km/hr.At the same time B is fined for overspeeding by twice the amount by which A exceeded the limit.If he was driving at 35 km/hr what is the speed limit for the road?Ans. 15 kmph
2)A car travels 12 kms with a 4/5th filled tank.How far will the car travel with 1/3 filled tank?Ans. 5 kms
3) falling height is proportional to square of the time. one object falls 64cm in 2sec than in 6sec from how much height the object will fall.
4)A car has run 10000 miles using 5 tyres interchangably,To have a equal wornout by all tyres how many miles each tyre should have run. answer 4000 miles/tyre
5)A person, who decided to go to weekened trip should not exceed 8 hours driving in a day. Average speed of forward journey is 40 m/h. Due to traffic in sundays, the return journey average speed is 30 m/h. How far he can select a picnic spot?
a) 120 miles b) between 120 and 140 miles c) 160 miles ans: 120 miles
6)A ship started from port and moving with I miles per hour and another ship started from L and moving with H miles per hour. At which place these two ships meet?

|----|----|----|----|----|----|
port G H I J K L
7)A person was fined for exceeding the speed limit by 10mph. Another person 
was also fined for exceeding the same speed limit by twice the same. If the 
second person was traveling at a speed of 35 mph, find the speed limit.
Sol: Let ‘x’ be the speed limit 
Person ‘A’ was fined for exceeding the speed limit by = 10mph
Person ‘B’ was fined for exceeding the speed limit by = twice of ‘A’ = 2*10mph=20mph
given that the second person was traveling at the speed of 35mph 
=> 35mph – 20mph = 15mph 
8)A bus started from bustand at 8.00am, and after 30 minutes staying
at destination, it returned back to the busstand. The destination 
is 27 miles from the busstand. The speed of the bus is 18mph. In
return journey bus travels with 50% fast speed. At what time it returns to the busstand? (11.00am).
9) wind flows 160 miles in 330 min, for 80 miles how much time required.
10)A storm will move with a velocity of towards the centre in hours,At the same rate how much far will it move in hrs.( but the answer is 8/3 or 2 2/3 )
11)If A is traveling at 72 km per hour on a highway. B is traveling at a speed of 25 meters per second on a highway. What is the difference in their speeds in meters per second?
(a) 1/2 m/sec (b) 1 m/sec (c) 1 1/2 m/sec (d) 2 m/sec (e) 3 m/sec
12)A traveler walks a certain distance. Had he gone half a kilometer an hour faster \, he would have walked it in 4/5 of the time, and had he gone half a Kilometer an hour slower, he would have walked 2 ½ hr longer. What is the distance? 
a)10 Km b)15 Km c)20 Km d)Data Insufficient
13) A ship leaves on a long voyage. When it is 18 miles from the shore, a seaplane, whose speed is 10 times that of the ship is sent to deliver mail. How far from the shore does the seaplane catch upo with the ship? 
a)24 miles b)25 miles c)22 miles d)20 miles
14) In a circular race track of length 100 m, three persons A, B and C start together. A and B start in the same direction at speeds of 10 m/s and 8 m/s respectively. While C runs in the opposite at 15 m/s. When will all the three meet for the first time on the after the start? 
a)after 4s b)after 50s c)after 100s d)after 200s
15) If the distance traveled (s) in time (t) by a partile is given by the formula s = 1+ 2t+3t2+4t3 , then what is the distance travelled in the 4th second of its motion? 
a)141m b)171m c)243 m d)313 m
16) A non stop bus to Amritsar overtakes an auto also moving towards Amritsar at 10 am. The bus reaches Amritsar at 12.30 pm and starts on the return journey after 1 hr. On the way back it meets the auto at 2 pm. At what time the auto will reach Amritsar? 
a) 2.30pm b)3.00pm c)3.15pm d)3.30pm 

TIME AND WORK

1)A is twice efficient than B. A and B can both work together to complete a work in 7 days. Then find in how many days A alone can complete the work? 10.5 (11)
2)A finish the work in 10 days. B is 60% efficient than A. So how days does B take to finish the work? Ans 100/6 (4 days)
3) A finishes the work in 10 days & B in 8 days individually. If A works for only 6 days then how many days should B work to complete A's work? Ans 3.2 days (4 days)
4)A man, a woman, and a child can do a piece of work in 6 days. Man only can do it in 24 days. Woman can do it in 16 days and in how many days child can do the same work? Ans 16 
5)If 20 men take 15 days to to complete a job, in how many days can 25 men finish that work?Ans. 12 days
6) one fast typist type some matter in 2hr and another slow typist type the same matter in 3hr. if both do combinely in how much time they will finish. ans: 1hr 12min
7)A man shapes 3 cardboards in 50 minutes,how many cardboards does he shape in 5 hours?answer 18cardboards.
8)A work is done by two people in 24 min. one of them can do this work a lonely in 40 min. how much time required to do the same work for the second person.
Sol:(A+B) can do the work in = 1/24 min.
A alone can do the same work in = 1/40 min.
B alone can do the same work in = (A+B)’s – A’s = 1/24 – 1/40 = 1/60
Therefore, b can do the same work in = 60 min
9)A can do a piece of work in 20 days, which B can do in 12 days. In 9 days B does ¾ of the work. How many days will A take to finish the remaining work?
10)Anand finishes a work in 7 days, Bittu finishes the same job in 8 days and Chandu in 6 days. They take turns to finish the work. Anand on the first day, Bittu on the second and Chandu on the third day and then Anand again and so on. On which day will the work get over? a)3rd b)6th c)9th d)7th 
11) 3 men finish painting a wall in 8 days. Four boys do the same job in 7 days. In how many days will 2 men and 2 boys working together paint two such walls of the same size? a) 6 6/13 days b)3 3/13 days c)9 2/5 days d) 12 12/13 days
12)The size of the bucket is N kb. The bucket fills at the rate of 0.1 kb per millisecond. A programmer sends a program to receiver. There it waits for 10 milliseconds. And response will be back to programmer in 20 milliseconds. How much time the program takes to get a response back to the programmer, after it is sent?ans 30 milliseconds 

TRAINS

1)TWO STATIONS A & B ARE 110 KM APART. ONE TRAIN STARTS FROM A AT 7 
AM, AND TRAVELS TOWARDS B AT 20KMPH. ANOTHER TRAIN STARTS FROM B AT 8 AM 
AND TRAVELS TOWARDS A AT 25KMPH. AT WHAT TIME WILL THEY MEET?
A. 9 AM B. 10 AM C. 11 AM D. 10.30 AM 

TREE

1) 900 M WIDE 3000 M WIDTH SOMETHING I CAN’T REMEMBER SOME VALUES ARE GIVEN BY AIR PER M Rs. 4 BY GROUND PER M Rs. 5
THEN WHERE U WILL CUT
2)Two trees are there. one grows at 3/5 of the other in 4 years, total growth of trees is 8 ft. what growth will smaller tree will have in 2 years ( < 2 ft. ) ie 1 ½ feet 

TRIANGLES

1) Given the length of the 3 sides of a triangle. Find the one that is impossible? (HINT : sum of smaller 2 sides is greater than the other one which is larger)
2)3 angles or 3 sides r given.Which will form a triangle? 

UNITS

1)(Momentum*Velocity)/(Acceleration * distance ) find units. ans mass
2)(energy * time * time )/(mass * dist) = distance
3)(momentum * velocity)/(force * time) = velocity
4)Find the physical quantity in units from the equation: 
(Force*Distance)/(Velocity*Velocity) Ans. Ns2/m
5)Find the physical quantity represented by MOMENTUM *VELOCITY] / [LENGTH * ACCELERATION]? 

VENN DIAGRAM 

1)Venn Diagram kinda ques.Some know English, some French,some German……how many know two languages…..
2)VENN DIAGROM below
1. HOW MANY PERSON KNOW ENGLISH MORE THAN FRENCH
2. HOW MUCH % OF PEOPLE KNOWS ALL THE 3 LANGUAGES
3. HOW MUCH % OF PEOPLE THOSE WHO KNOWS FRENCH AND GERMAN AND NOT ENGLISH


FRENCH 



3)Consider the following diagram for answering the following 
questions:
A. Find the difference between people playing cricket and tennis alone. Ans: 4 
B. Find the percentage of people playing hockey to that playing both hockey and cricket.
C. Find the percentage of people playing all the games to the total number of players. Ans: 6%
4)1. How many more or less speak English than French?
2. What % people speak all the three languages?
3. What % people speak German but not English? 

WEIGHTS

1)There are 150 weights .Some are 1 kg weights and some are 2 kg weights. The sum of the weights is 260.What is the number of 1kg weights?Ans. 40
2)A truck contains 150 small packages, some weighing 1 kg each and some weighing 2 kg each. how many packages weighing 2 kg each are in the truck if the total weight of all the packages is 264 kg?
(a) 36 (b) 52 (c) 88 (d) 124 (e) 114


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