# RBI Office Attendant Numerical Ability Question Papers

1. What should come in place of the question mark (?) in the following number series?

1 4 14 45 139 422 ?

A. 1268

B. 1234

C. 1272

D. 1216

E. None of these

2. 38 per cent of first number is 52 per cent of the second number. What is the respective ratio of the first number to the second number?

A. 5:4

B. 16:9

C. 26 : 19

D. Cannot be determined

E. None of these

3. What is the compound interest accrued on an amount of Rs. 12,000/-, at the rate of 10 p.c.p.a. at the end of 3 years?

A. Rs. 3,972/-

B. Rs. 2,567/-

C. Rs. 4,780/-

D. Rs. 5,609/-

E. None of these

4. The average age of a man and his son is 54 years. The ratio of their ages is 23 : 13 respectively. What will be ratio of their ages after 6 years?

A. 10 : 7

B. 5 : 3

C. 4 : 3

D. 3 : 2

E. None of these

5. A single persons takes 3 minutes to write a letter. If from 10 a.m. to 12.00 noon, 1960 letters are to be written, how many persons should be employed on this job?

A. 53

B. 47

C. 51

D. 49

E. None of these

6. The simple interest accrued on an amount of Rs. 9,530/- at the end of 6 years is Rs. 2,859/-. What is the rate of interest p.c.p.a.?

A. 5

B. 7

C. 9

D. 11

E. None of these

7. The cost of 10 Chairs and 15 Tables is Rs. 15,525/-. What is the cost of 8 Chairs and 12 Tables?

A. Rs. 13,560/-

B. Rs. 12,420/-

C. Rs. 14,840/-

D. Cannot be determined

E. None of these

8. The owner of a Gift shop charges his customer 28% more than the cost price. If a customer paid Rs. 1.408/- for some Soft toys, then what was the cost price of those Soft toys?

A. Rs. 1,300/-

B. Rs. 1,000/-

C. Rs. 1,200/-

D. Rs. 1,400/-

E. None of these

9. A plot of 715 sq. ft. is available at the rate of Rs. 3,850/- per sq.ft. If 40% of the total cost of the plot is to be paid for booking the plot, how much is the booking amount?

A. Rs. 11,10,000/-

B. Rs. 11,01,100/-

C. Rs. 11,01,000/-

D. Rs. 11.00.100/-

E. None of these

10. If the product of two successive positive integers is 3192, which is the smaller integer?

A. 52

B. 58

C. 54

D. 56

E. None of these

11. What approximate value should come in place of the question mark (?) in the following questions? 59.786 ÷ 14.444 x 8.321 = ?

A. 49

B. 58

C. 22

D. 66

E. 34

12. A sum of money is divided among A, B, C and D in the ratio of 4 : 5 : 7 : 11 respectively. If the share of C is Rs. 1,351/- then what is the total amount of money of A and D together?

A. Rs. 2,123/-

B. Rs. 2,316/-

C. Rs. 2,565/-

D. Rs. 2,895/-

E. None of these

13. Mr. Madhur deposits an amount of Rs. 58,750/- to obtain a simple interest at the rate of 12 p.c.p.a. for 4 years. What total amount will Mr. Madhur get at the end of 4 years?

A. Rs. 91,230/-

B. Rs. 86,950/-

C. Rs. 74,760/-

D. Rs. 69,540/-

E. None of -these

14. If an amount of Rs. 96,393/- is distributed equally amongst 33 children. How much amount would each child get?

A. Rs. 2,789/-

B. Rs. 2,563/-

C. Rs. 2,860/-

D. Rs. 2,921/-

E. None of these

15. The difference between 73% of a number and 58% of the same number is 960. What is 22% of that number?

A. 1408

B. 1232

C. 1324

D. 1536

E. None of these

16. One-seventh of a number is 39. What will be 56% of that number?

A. 164.66

B. 152.88

C. 178.22

D. 182.44

E. None of these

17. In a class of 55 students and 3 teachers, each student got sweets that are 20% of the total number of students and each teacher got sweets that are 60% of the total number of students. How many sweets were there?

A. 737

B. 671

C. 714

D. 638

E. None of these

18. If (108)2 is added to the square of a number, the answer so obtained is 13033. What is the number?

A. 33

B. 43

C. 37

D. 47

E. None of these

19. In an examination it is required to get 350 of the aggregate marks to pass. A student gets 32% marks and is declared failed by 70 marks. What are the maximum aggregate marks a student can get?

A. 885

B. 865

C. 875

D. Cannot be determined

E. None of these

20. Which number should replace both the question marks in the following equation?

\frac {?}{388}=\frac {97}{?}

A. 222

B. 196

C. 206

D. 178

E. None of these

Direction (21-30): What should come in place of the question mark (?) in the following questions?

21. 963 + 560 ÷ 35 = ?

A. 45

B. 870

C. 981

D. 43

E. None of these

22. 14400 ÷ 64 ÷ 9 =?

A. 27

B. 23

C. 29

D. 21

E. None of these

23. 14.8 x 12.3 x 8.6 = 2

A. 1555.454

B. 1535.445

C. 1545.545

D. 1565.544

E. None of these

24. 45% of 720 = 30% of ?

A. 960

B. 1080

C. 1240

D. 820

E. None of these

25. 63251 + 52894 = ? + 37624

A. 87812

B. 67281

C. 76821

D. 78521

E. None of these

26. 8% of 595 – 43% of 372 = ?

A. 244.64

B. 232.84

C. 278.44

D. 260.24

E. None of these

27. 35% of (?) = 2175.95

A. 6712

B. 6217

C. 6127

D. 6721

E. None of these

28. ? ÷ 52 x 12=252

A. 1242

B. 992

C. 1142

D. 1346

E. None of these

29. 1862 ÷ 28 = ?

A. 66.5

B. 67

C. 64.5

D. 69

E. None of these

30. 63% of 962 + ? = 999

A. 346.92

B. 368.64

C. 392.94

D. 402.68

E. None of these