Math Set - 14

1. A number on division by 85 gives the remained 48. If the same number is divided by 17, the remainder is

a. 12  b. 14
c. 16  d. 11

2. A train of length 75 meters is running at a speed of 45 kms./hr. To pass a lamp post completely it takes

a. 5 sec  b. 6 sec
c. 8 sec  d. 12 sec

3. A man can row a boat at 8 km/hr. in still water. He rows 1km. in 6 mins in the down-stream. To row 1 km. up the stream he would take

a. 8 mins.  b. 10 mins
c. 12 mins  d. 14 mins

4. The least number to be added to 982 multiplied by 986 to make it a perfect square is

a. 1   b. 2
c. 4   d. 6

5. The sum of the greatest and the least of 3/5, 4/7, 5/9 and 6/11 is

a. 41/35  b. 52/45
c. 86/77  d. 63/55

6. If 9*8091 be divided by 11, then the missing digit will be

a. 1   b. 2
c. 3   d. None of these

7. The least number of 2 digits which divides 216, 360 and 432 without any remainder is

a. 72  b. 48
c. 36  d. 12

8. The number nearest to 999 exactly divisible by 12, 16 and 18 is

a. 864  b. 996
c. 1008  d. 1002

9. In 1989 the total population of a village was 1200. The population increased by 10% in 1990 but decreased by 5% in 1991. The population at the end of 1991 was

a. 1185  b. 1254
c. 1464  d. 1980

10. Three numbers are in the ratio 3:5:6. The sum of the first and the third is greater than the second by 16. The sum of the three numbers is

a. 92  b. 60
c. 58  d. 56

11. The sum of six consecutive odd numbers is 180. The difference of the greatest and the least of the numbers is

a. 6  b. 3
c. 12  d. 10

12. The greater of two numbers is five times the smaller and their sum is greater than their difference by 4. The product of two numbers is

a. 20  b. 10
c. 15  d. 5

13. Two third of a certain number of beggars received 40 p. each and the rest 25 p. each. If the total sum spent is Rs.9.45, the number of beggars is

a. 24  b. 36
c. 27  d. 30

14. A person who pays 5 paise in the rupee as tax, finds that a fall of simple interest from15 to 12 percent diminishes his net income by Rs.11.40. His capital is

a. Rs.410  b. Rs.400
c. Rs.976  d. Rs.380

15. The first day of January, 1992 was Wednesday, the 23^rd December 1992 will be

a. Monday     b. Tuesday
c. Thursday   d. Wednesday

16. The least number that must be added to 617 so that the sum may be a perfect square, is

a. 8   b. 12
c. 4   d. 9

17. An enhancement of the sale price of a pen by Rs.3 turns a loss of 7.55 into a gain of 7.5%. The sale price of the pen is

a. Rs.22  b. Rs.20
c. Rs.18  d. Rs.16

18. A television and radio are together worth Rs.3600. If the price of radio is 4/5th of the television, the price of the radio is

a. Rs.900  b. Rs.720
c. Rs.2880  d. Rs.1600

19. A car travels 100 meters in 9 secs, the rate in kilometers per hour is

a. 45  b. 40
c. 36  d. 60

20. The square root of 48.3025 is

a. 7.25  b. 6.75
c. 6.05  d. 6.95

Answers: 1(b), 2(b), 3(b), 4(c), 5(d), 6(c), 7(d), 8(c), 9(b), 10(d)
11(d), 12(a), 13(c), 14(d), 15(d), 16(a), 17(b), 18(d), 19(b0, 20(d).