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Before 7 yr, the ratio of ages of A and ...

Before 7 yr, the ratio of ages of A and B was `3:4` After 9 yr, ratio of their ages will be `7: 8` . The present age of B will be

A

1) 16 yr

B

2) 19 yr

C

3) 28 yr

D

4) 23 yr

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ARIHANT SSC-PROBLEM BASED ON AGES-FASK TRACK PRACTICE
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