Math Set - 24

1. 15% of ? = 94.5

a. 630   b. 141
c. 1410  d. 150

2. 999 ÷ 9 ÷ 3 = ?

a. 33 b. 35
c. 37 d. 41

3. 15⁹ x 15⁸ = 15^?

a. 72 b. 17
c. 1  d. 24

4. If 36a + 36b = 288, what is the average of a & b?

a. 2 b. 4
c. 8 d. 12

5. Find the average of the following set of scores: 345, 231, 777, 560, 892, 443, 556

a. 542  b. 550
c. 560  d. 562

6. 63% of a number is 2583. What is 45% of that number?

a. 1763  b. 1927
c. 1845  d. 2312

7. A car covers a distance of 728 kms in 13 hours. What is the speed of the car?

a. 46 km/hr  b. 48 km/hr
c. 52 km/hr  d. 56 km/hr

8. What is the least number to be added to 3986 to make it a perfect squre?

a. 95   b. 100
c. 110  d. 118

9. Mohit & Sumit are 35 & 40 years respectively. After how many years would the ratio of their ages become 9:10?

a. 5 yrs  b. 10 yrs
c. 12 yrs d. 15 yrs

10. 15 women can complete a work in 4 days. In how many days will 20 women complete the work

a. 3 days    b. 2 days
c. 2.5 days  d. 4 days

11. What is 411 times of 108?

a. 44388 b. 45848
c. 41328 d. 42818

12. 51% of a number is 714. What is 28% of that number?

a. 351  b. 392
c. 364  d. 378

13. A canteen requires 42 dozens apples for a week. How many dozen apple will it require for 39 days?

a. 294  b. 273
c. 234  d. 256

14. What would be the compound interest obtained on an amount of Rs. 5500 at the rate of 5 P.C.pa after two years?

a. Rs. 555.85  b. Rs. 645
c. Rs. 588     d. Rs. 563.75

15. The cost of 15 cell phones and 10 watches is Rs. 60675. What is the cost of 3 cell phones and 2 watches?

a. Rs. 11135  b. Rs. 12135
c. Rs. 13125  d. Rs. 13235

16. The average age of a woman and her daughter is 24 years. The ratio of their ages is 3:1 respectively. What is daughter’s age?

a. 12 yrs b. 16 yrs
c. 18 yrs d. 8 yrs

17. Bishal invests Rs. 5724 in mutual funds, which is 18% of his monthly income. What is his monthly income?

a. Rs. 26800  b. Rs. 29800
c. Rs. 31800  d. Rs. 32800

18. The average of 5 consecutive odd numbers A, B, C, D and E is 95. What is the product of C and E?

a. 9215  b. 9405
c. 9120  d. 9225

19. What is the least number to be added to 8200 to make a perfect square?

a. 51  b. 61
c. 71  d. 81

20. The average age of 3 friends is 32 years. If the age of the fourth friend is added, their average age comes to 31 years. What is the age of the fourth friend?

a. 32 yrs b. 28 yrs
c. 26 yrs d. 24 yrs

Answers:-

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