Question

Seven years ago. the ratio of ages of A and B (in years) was 4 : 5 and after seven years from today the ratio of their ages will be 5 : 6. What will be the ratio of their ages five years hence from now?

Options

• 34 : 41

• 31 : 33

• 33 : 40

• 33 : 34

Answer 1

34 : 41

Explanation:

A	:	B
4	:	5
`↓` 14		`↓` 14
5	:	6

⇒ : 1 `->` 14 years

∴ (14 × 4 + 12) : (14 × 5 + 12)

= 34 : 41