Multiple choice

The ratio of the present age of Mitali to that of Shabnam is 4: 7. If the difference between the current age of Shabnam and Mithali's age after 5 years is 13 years, then what is the sum of the present ages of Mitali and Shabnam?

  1. 74 years

  2. 60 years

  3. 66 years

  4. 64 years

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

Let Mitali = 4x, Shabnam = 7x. After 5 years: Mitali = 4x + 5. Given: 7x - (4x + 5) = 13, so 3x - 5 = 13, 3x = 18, x = 6. Sum of present ages = 4x + 7x = 11x = 11×6 = 66 years.