Multiple choice

The present ages of Ritu and Nishi are 26 and 30 year respectively.After how many year would the ratio of their ages become 10 : 11?

  1. 14

  2. 12

  3. 16

  4. 18

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

After x years, Ritu's age = 26+x, Nishi's age = 30+x. We need (26+x)/(30+x) = 10/11. Cross-multiplying: 11(26+x) = 10(30+x), so 286 + 11x = 300 + 10x, giving x = 14. After 14 years, Ritu will be 40 and Nishi will be 44, and 40:44 = 10:11. Option A (14) is correct.