defence exam CRPF SI Mock Test 2020 Quantitative Aptitude Ratio and Proportion Age

Five years ago, the respective ratio of the ages of X and Y was 6 : 5. 10 years hence, the ratio of their ages will be 8 : 7. What is Y's present age?

1

25 years

2

30 years

3

35 years

4

None of the above

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