# SBI Clerks Nunerical Ability Model Questions with Key

Numerical Ability is an important section in SBI Clerks Written examination. Following are some practice questions along with key for SBI Clerks posts.

1. If the production of a factory grows at a rate of 6% p.a. what will be its production for the year 2011 if its production in 2009 was 270 lakh tonnes?
1) 303.372 lakh tonnes 2) 347.684 lakh tonnes
3) 308.246 lakh tonnes 4) 316.628 lakh tonnes
5) None of these

2. The area of a rectangular field is 1728 sq metres. If the field is 48 metres long, what is its perimeter?
1) 216 metres 2) 168 metres 3) 84 metres
4) Cannot be determined 5) None of these

3. A, B & C started a business by investing Rs.72000, Rs.81000 & Rs.90000 respectively. Find the share of B out of the annual profit of Rs.51300
1) 15200 2) 17100 3) 18600 4) 19000 5) None of these

4. In an examination it is required to get 320 of the aggregate marks to pass. A student gets 32% marks and is declared failed by 64 marks. What are the maximum aggregate marks a student can get?
1) 600 2) 850 3) 800 4) Cannot be determined 5) None of these

5. The cost of 12 Chairs and 16 Tables is Rs.4900. What is the cost of 9 Chairs and 12 Tables ?
1) Rs.7350 2) Rs.2550 3) Rs.3675
4) Cannot be determined 5) None of these

6. A train running at speed of 54 km/hour crosses a platform double its length in 24 seconds. What is the length of the train in metres?
1) 360 2) 120 3) 240 4) Cannot be determined 5) None of these

7. The difference between 67% of a number and 48% of the same number is 5130. What is 35% of that number?
1) 8795 2) 7630 3) 9156 4) 9450 5) None of these

8. What is the compound interest accrued on an amount of Rs.12,000, at the rate of 4 p.c.p.a. at the end of 2 years?
1) Rs.960 2) Rs.979.20 3) Rs.945.60 4) Rs.986.40 5) Rs.992.50

9. The average age of a man and his son is 57 years. The ratio of their ages is 12 : 7 respectively. What was the ratio of their ages 4 years ago?
1) 13 : 17 2) 19 : 32 3) 38 : 23 4) 34 : 19 5) None of these

10. What should come in place of question mark(?) in the following number series question? 5 13 29 61 125 253 ?
1) 509 2) 586 3) 567 4) 583 5) None of these

11. The average age of six employees in a department is 32 years. If the age of their officer is also added the average increases by 1. What is officer's age?
1) 32 years 2) 41 years 3) 39 years
4) Can’t be determined 5) None of these

12. 28 men can complete a piece of work in 12 days. How many more men must be hired to complete the same work in 8 days?
1) 42 2) 14 3) 28 4) 16 5) None of these

13. 24 percent of first number is 36 percent of the second number. What is the respective ratio of the first number to the second number?
1) 5 : 4 2) 4 : 3 3) 26 : 19
4) Cannot be determined 5) None of these

14. A man sells an article for Rs.2640 at a loss of 12%. Find for how much did he buy the article?
l) Rs.2850 2) Rs.3300 3) Rs.2800 4) Rs.3000 5) None of these

15. One-seventh of a number is 384. What will be 42% of that number?
1) 1164.66 2) 1152.68 3) 1128.96 4) 1182.44 5) None of these

16. What approximate value should come in place of the question mark (?) in the following question? 39.793 ÷ 16.041 × 6.427 = ?
1) 13 2) 19 3) 22 4) 16 5) 0.5

17. In how many different number of ways can the letters of the word DEBATE be arranged?
1) 360 2) 720 3) 2520 4) 1440 5) None of these

18. If 279 is subtracted from square of a number, the answer so obtained is 3202. What is that number?
1) 39 2) 47 3) 59 4) 68 5) None of these

19. In how many different number of ways can a committee of 3 persons be selected from 6 men and 2 women?
1) 336 2) 56 3) 28 4) 112 5) None of these

20. The simple interest accrued on an amount of Rs.8950 at the end of 4 years is Rs.2148. What is the rate of interest p.c.p.a.?
1) 4 2) 7 3) 5 4) 6 5) None of these

21. 57834 + 12836 = ? + 43612
1) 27781 2) 26728 3) 26739 4) 27058 5) None of these

22. 46% of (?) = 1143.56
1) 3612 2) 2124 3) 2486 4) 3126 5) None of these

23. 14.8 × 13.2 × 8.3 = ?
1) 1621.488 2) 1525.431 3) 1625.564 4) 1665.623 5) None of these

24. 55% of 470 = 25% of ?
1) 1264 2) 1034 3) 1150 4) 924 5) None

25. 126 + 24 ÷ 6 − 3 × 4 = ?
1) 128 2) 13 3) 118 4) 88 5) None of these

Key : 1-1; 2-2; 3-2; 4-3; 5-3; 6-2; 7-4; 8-2; 9-4; 10-1; 11-3; 12-2; 113-5; 14-4; 15- 3; 16-4; 17-1; 18-3; 19-2; 20-4; 21-4; 22-3; 23-1; 24-2; 25-3.