Question

The ratio of the present ages of A and B is 8 : 15. Eight years ago the ratio of their ages was 6 : 13. What will be the ratio of ages of A and B after 8 years from now?

विकल्प

• 5 : 8

• 9 : 14

• 10 : 17

• 5 : 9

Answer 1

10 : 17

Explanation:

	A	:	B
Past –	6	:	13
	`↑` 8		`↑` 8
Present –	8	:	15

⇒ : 2 `->` 8 years

    : 1 `->` 4 years

∴ Required = (8 × 4 + 8) : (15 × 4 + 8)

⇒ 40 : 68

⇒ 10 : 17