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Placement paper3
Posted Date: 29 Feb 2008 Resource Type: Articles/Knowledge Sharing Category: Placement Papers
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Posted By: Deepu Member Level: Diamond
Rating:  Points: 5
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QUANTITATIVE APTITUDE
1. The following is not a triangle:
A) (60o, 80o, 20o) B) (90o, 60o, 30o) C) (54o, 66o, 60o) D) (69o, 51o, 60o)
Ans: A (since sum of the angles in a triangle = 180o.)
2. The following is a planar cube (E, V, F):
A) (12, 8, 6) B) (12, 6, 8) C) (6, 6, 8) D) (6, 8, 6)
E - no. of edges V - no. of vertices F - no. of faces
Ans: A
3. How many B's are followed by G's which are not followed by S's in the following series:
B B G M P Q B G S K O B G A S B B G D E F B G S T I
Ans: 4 (Another Q on the same logic was also asked.)
4. M(373,5) + R(3.4) + T(7.7) - R(5.8) = ___
M - Modulo R - Round-off T - Truncate
Ans: 3 + 3 + 7 - 6 = 7
(In the above, first term means the remainder obtained after dividing 373 by 5.)
5. 5 7 11 ? 25
Ans: 17
6. The line equation of the following curve is
A) y = ex B) y = tan x C) y = cos x D) x + y = 0
Ans: D (For some others, tan x and cos x curves were asked.)
7. The following is not a triangle:
A) (2,3,4) B) (3,4,5) C) (5,5,5) D) (1,3,5)
Ans: D (Clue: Sum of any two sides should be greater than the third side.)
8. 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
9. 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
10. What is the largest prime number that can be stored in an 8-bit memory?
Ans: 251
10. 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( 101 N ) )
11. 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 DAYS
12. In which of the system, decimal number 184 is equal to 1234?
Ans: 5
13. Find the value of the 678 to the base-7.
Ans: 1656
14. Number of faces, vertices and edges of a cube
Ans: 6,8,12
15. Complete the series 2, 7, 24, 77,__
Ans: 238
16. Find the value of @@+25-++@16, where @ denotes "square" and + denotes "square root".
Ans: 621
17. Find the result of the following expression if, M denotes modulus operation, R denotes round-off, T denotes
truncation: M(373,5)+R(3.4)+T(7.7)+R(5.8)
Ans: 19
18. If TAFJHH is coded as RBEKGI then RBDJK can be coded as?
Ans: qcckj
19. G(0)= -1, G(1)=1, G(N)=G(N-1) - G(N-2), G(5)= ?
Ans: -2
20. What is the max possible 3 digit prime number?
Ans: 997
21. A power unit is there by the bank of the river of 750 meters width. A cable is made from power unit to power 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)
22. 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.
Ans: At 9pm 7.5 more
23. 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
24. 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 ----------
Ans: 1279
25. Which of the following are orthogonal pairs?
a. 3i+2j b. i+j c. 2i-3j d. -7i+j
Ans: a ,c ( HINT: orthogonal pairs obtained when i or j is multiplied )
26. If VXUPLVH is written as SURMISE, what is SHDVD?
Ans: PEASE
27. 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%
28. What is the power of 2? a. 2068 b.2048 c.2668
Ans: 2048
29. Complete the series. 3, 8, --, 24, --, 48, 63.
Ans: 15,35 ( 3 + 5 = 8 + 7 = 15 + 9 = 24 + 11 = 35 ?)
30. Complete the series. 4, -5, 11, -14, 22, --
Ans: -27
31. A, B and C are 8 bit no's. 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)=?
Ans: Hint: 109?. A-B is {A} - {A n B}
32. A Flight takes off at 2 A.M from northeast direction and travels for 11 hours to reach the destination, which is in northwest direction. Given the latitude and longitude of source and destination. Find the local time of destination when the flight reaches there?
Ans: 7 am
33. 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?
Ans: 13
34. 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?
Ans: 10.5
35. A finish the work in 10 days. B is 60% efficient than A. So how many days do B takes to finish the work?
Ans :100/6
36. 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
37. (Momentum*Velocity)/(Acceleration * distance). Find units.
Ans: kg
38. Given $ means Tripling and % means change of sign then find the value of $%$6-%$%6
Ans: -74
39. 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?
6:00 am b) 6:40am c) 7:40 d) 7:00 e) 8:00
Ans: (Hint: Every 1 deg longitude is equal to 4 minutes. If west to east add time else subtract time)
40. 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
Ans: d ( hope so )
41. If two pencils cost 8 cents, then how much do 5 pencils cost?
Ans. 20 cents
42. Some work is done by two people in 24 minutes. One of them can do this work alone in 40 minutes. How much time does the
second person take to do the same work ?
Ans. 60 minutes
43. A car is filled with four and half gallons of fuel for a round trip.If the amount of fuel taken while going is 1/4 more
than the amount taken for coming, what is the amount of fuel consumed while coming back?
Ans.2 gallons
44. The lowest temperature in the night in a city A is 1/3 more than 1/2 the highest during the day. Sum of the lowest
temperature and the highest temperature is 100 degrees. Then what is the low temp?
Ans.40 degrees
45. Javagal, who decided to go to weekened trip should not exceed 8 hours driving in a day. The average speed of forward
journey is 40 miles/hr.Due to traffic on sundays, the return journey's 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
46. A salesperson by mistake multiplied a number and got the answer as 3, instead of dividing the number by 3.What is the
answer he should have actually got?
Ans. 3
47. A building with height D shadow upto G. What is the height of a neighbouring building with a shadow of C feet.
Ans. (C*D)/G
48. A person was fined for exceeding the speed limit by 10 mph. Another person was also fined for exceeding the same speed
limit by twice the same. If the second person was travelling at a speed of 35 mph, find the speed limit.
Ans. 15 mph
49. A bus started from bustand at 8.00am, and after staying for 30 minutes at a destination, it returned back to the busstand
The destination is 27 miles from the busstand. The speed of the bus is 18mph. During the return journey bus travels with 50%
faster speed.At what time does it return to the busstand?
Ans. 11.00am
50. In a mixture, R is 2 parts and S is 1 part. In order to make S to 25% of the mixture, how much of R is to be added?
Ans.One part of R
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