L & T INFOTECH PAPER ON 31 st January 2010,Mumbai

Saturday, June 26, 2010 Posted by Sangram Nandkhile


31 st January 2010,Mumbai

Tips: Sectional cutoff was there i.e. it means you have to score consistent in all sections

Total 90 questions , 90 minutes
1. Aptitude (30 quest)
2. Reasoning (30 quest)
3. English (30 quest)
1. Three friends divided some bullets equally. After all of them shot 4 bullets the total number of bullets remaining is equal to the bullets each had after division. Find the original number divided.
Ans: 18
2. In a class composed of x girls and y boys what part of the class is composed of girls

A.y/(x + y)
C.x/(x + y)

3 What is the maximum number of half-pint bottles of cream that can be filled with a 4-gallon can of cream(2 pt.=1 qt. and 4 qt.=1 gal)


4. If the operation,^ is defined by the equation x ^ y = 2x + y, what is the value of a in 2 ^ a = a ^ 3



5. A coffee shop blends 2 kinds of coffee,putting in 2 parts of a 33p. a gm. grade to 1 part of a 24p. a gm.If the mixture is changed to 1 part of the 33p. a gm. to 2 parts of the less expensive grade,how much will the shop save in blending 100 gms.


6. There are 200 questions on a 3 hr examination.Among these questions are 50 mathematics problems.It is suggested that twice as much time be spent on each maths problem as for each other question.How many minutes should be spent on mathematics problems



7. In a group of 15,7 have studied Latin, 8 have studied Greek, and 3 have not studied either.How many of these studied both Latin and Greek


8. .If 13 = 13w/(1-w) ,then (2w)2 =


9. In june a baseball team that played 60 games had won 30% of its game played. After a phenomenal winning streak this team raised its average to 50% .How many games must the team have won in a row to attain this average?A. 12
B. 20
C. 24
D. 30
Ans. C
10. A company contracts to paint 3 houses. Mr.Brown can paint a house in 6 days while Mr.Black would take 8 days and Mr.Blue 12 days. After 8 days Mr.Brown goes on vacation and Mr. Black begins to work for a period of 6 days. How many days will it take Mr.Blue to complete the contract?
A. 7
B. 8
C. 11
D. 12

11. 2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?A. 30
B. 40
D. 60
Ans. B
12 x,y and z are odd no. not necessarly in sequence.then y=?
(1)mean of x and z is 114.
(2)mean of y and z is 113.

Ans: 115

13. ram is 27 year old then mohan. after 7 year ram age is thrice as mohan age .find ram age?
Ans : 67/2

14 if three tapes are filling a tank of capacity of 500lit with speed of 30lit/sec,48lit/sec and 36lit/sec.
Find after how long time tank will fill?
Ans : 500/114
15. suppose in a pot 20 cards are there label 1-20 on that. find the probability of getting two prime.

Ans : 8/20 = 2 / 5

16. If a person sells a product for rs141/- he suffers a loss of 6%.if he has to have a profit of 10%,
at what price should he sell it?
(a) rs250
(b) rs.175
(c) rs 195.
(d) rs.165
17. A ball falls from a height of 8ft ,bounces back to half the distance & continues till it comes to rest.
what is the total distance traveled by the ball?
(a) 24ft
(b)30 ft
(c) infinite
(d) cannot be determined

18. If 3 houses are to be painted,mr A can paint a house in 6 days(nos are not same)...mr B can do the same in 8
days...& mr.C in 12 days.if mr A does the work for 8 days & leaves for vacation, & mr B continues the work for
the next 6 days, for how many days should mr.C work?
Ans:11 days(check)
19. one student takes 20 mins to reach school if he goes at a speed of 15kmph .At what speed should he go to
reach in 15 mins ( nos are not same)
Ans: 16kmph
20. How many rational numbers are there between 0 & 5 ?
21. A cube of 3 unit has 6 surface is painted. If u cut the cube of 1 unit each how many cubes remain unpainted
on all sides ?
22. one questions in profit and loss a person sold an article at Rs.141 at 6% loss, to gain a profit of 10% at what price
the article should be sold.
Ans: 165 Rs
23. 1st day of the year 1999 is sunday and what will be last day of the same year
Ans: sunday
24. 6 squares of equal size are placed side by side to form a rectangle whose perimeter is 182. find the perimeter of
the single square.
Ans: 52

25 .The average age of students in a class is 16.when a teacher of age 40 is added , the average becoems 17. what is
the total number of students
26.One persont travlled 4 laps with the speed of 10,20,40 ( or 30) and 60 kmph and what is the average speed.
Ans: 20
27. If Rs20/- is available to pay for typing a research report & typist A produces 42 pages and typist B produces
28 pages. How much should typist A receive?
Ans: :Rs12/-
28. 4 thieves rob a bakery of the bread one after the other. each thief takes half of what is present ,& half
a bread...if at the end 3 bread remains, what is the no of bread that was present initially?
29. Six squares of same dimension are kept side by side to make a rectangle with a perimeter of 182cm.
what is the perimeter of each square ?
Ans: 52
29. one student takes 20 mins to reach school if he goes at a speed of 15kmph .At what speed should he go to
reach in 15 mins ( nos are not same)
Ans: 16kmph( check)

30. A clerk multiplied a number by ten when it should have been divided by ten. The ans he got was 100.what should
the answer have been?

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