04 December 2015

IBPS Clerks Prelims - Numerical Ability Previous Questions with Key

Both Of (O) and Multiplication (M) in BODMAS are multiplication only
but the difference is, Of (O) is the multiplication to be done before
division and multiplication (M) to be done after division

1. The average of seven numbers is 18. The average of first three
numbers is 14 and the average of last three numbers is 19. What is the
middle number?
1) 42 2) 57 3) 27 4) Can't be determined 5) None of these

2. In a mixture contains milk and water in the ratio 5 : 4. If 2
litres of water is added, the ratio becomes 7 : 6. Find the quantity
of milk in the mixture.
1) 35 liters 2) 28 liters 3) 30 liters
4) 42 liters 5) None of these

3. The difference between a two-digit number and the number obtained
by interchanging the digits is 27. What is the difference between the
digits of the number?
1) 3 2) 5 3) 7 4) Can't be determined 5) None of these

4. In how many ways a committee of 3 members be formed from 6 men and
3 women such that at least one woman is included in the committee?
1) 72 2) 64 3) 84 4) 20 5) None

5. Sum of three numbers is 126. Second number is thrice the first
number and third number is two-third of the first number. What is the
second number?
1) 27 2) 81 3) 36 4) 72 5) None of these

Directions (Q.6-10): In each of the following number series questions,
a number is missing. You have to find out that number.

6. 5 24 ? 896 4464 17840
1) 348 2) 152 3) 246 4) 504 5) None of these

7. 53 396 612 737 ? 828
1) 801 2) 796 3) 782 4) 812 5) None of these

8. 0.75 1.35 2.55 4.95 ? 19.35
1) 9.9 2) 9.75 3) 9.35 4) 11.25 5) None of these

9. 729 ? 529 441 361 289
1) 625 2) 649 3) 576 4) 676 5) None of these

10. 15 18 41 130 529 ?
1) 1249 2) 1058 3) 2656 4) 1432 5) None of these

Answers:

1-3; 2-1; 3-1; 4-2; 5-2; 6-2; 7-1; 8-2; 9-1; 10-3.

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