Aptitude Test Questions 8

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

12. In which of the system, decimal number 194 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-++@1..., where @ denotes "square" and + denotes "square root". ANS:121

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:PCCKJ

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?

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 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:20250

22. 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?

23. 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: 385.8(DB)

24. 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: 30MILISECOND

25. 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?

26. 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 ----------

27. Which of the following are orthogonal pairs?

a. 3i+2j b. i+j    c. 2i-3j d. -7i+j             ANS: (A)& (C).

28. If VXUPLVH is written as SURMISE, what is SHDVD?  ANS: PEASA

29. 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%

30. What is the power of 2? a. 2068 b.2048  c.2668  ANS: (B). 2048