English

The ages of A and B are in the ratio 5 : 7. Flve years ago. their ages were in the ratio 5 : 8. The respective present ages (in years) are: -

Advertisements
Advertisements

Question

The ages of A and B are in the ratio 5 : 7. Five years ago. their ages were in the ratio 5 : 8. The respective present ages (in years) are:

Options

  • 10, 14

  • 20, 28

  • 25, 40

  • 15, 21

MCQ

Solution

15, 21

Explanation:

  A   B
Past `->` 5 × 2 : 8 × 2
  `↑` 5   `↑` 5
Present `->` 5 × 3 : 7 × 3

               ⇒ : 5 `->` 5 years

                   : 15 `->` 15 years

                   : 21 `->` 21 years

shaalaa.com
Problems Based on Ages (Entrance Exam)
  Is there an error in this question or solution?
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×