# Aptitude Logical Reasoning Ratio and Proportion 2020 RBI Grade B (NRA) Part 8

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1. The salaries of A, B, C are in the ratio . If the increments of , and are allowed respectively in their salaries, then what will be the new ratio of their salaries?

A.

B.

C.

D. Cannot be determined

2. If Rs. 782 be divided into three parts, proportional to , then the first part is:

A. Rs. 182

B. Rs. 190

C. Rs. 196

D. Rs. 204

3. Two numbers are in the ratio . If 9 is subtracted from each, the new numbers are in the ratio . The smaller number is:

A. 27

B. 33

C. 49

D. 55

4. Two numbers are in the ratio . If 7 is added to both, their ratio changes to . The greatest number is:

A. 24

B. 26

C. 28

D. 32

5. In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of . If there are Rs. 30 in all, how many 5 p coins are there?

A. 50

B. 100

C. 150

D. 200

6. Salaries of Ravi and Sumit are in the ratio . If the salary of each is increased by Rs. 4000, the new ratio becomes . What is Sumit's present salary?

A. Rs. 17,000

B. Rs. 20,000

C. Rs. 25,500

D. Rs. 38,000

7. If Rs. 510 be divided among A, B, C in such a way that A gets of what B gets and B gets of what C gets, then their shares are respectively:

A. Rs. 120, Rs. 240, Rs. 150

B. Rs. 60, Rs. 90, Rs. 360

C. Rs. 150, Rs. 300, Rs. 60

D. None of these

8. The sum of three numbers is 98. If the ratio of the first to the second is . And that of the second to the third is , then the second number is:

A. 20

B. 30

C. 48

D. 58

9. A and B together have Rs. 1210. If of A's amount is equal to of B's amount, how much amount does B have?

A. Rs. 460

B. Rs. 484

C. Rs. 550

D. Rs. 664

10. Seats for Mathematics, Physics and Biology in a school are in the ratio . There is a proposal to increase these seats by , and respectively. What will be the ratio of increased seats?

A.

B.

C.

D. None of these