Multiple choice

The average age of Ankur and Sangram at present is 37 years. Also, the difference between their ages is 30 years. If Ankur is elder than Sangram, what is the respective ratio between the present age of Ankur and the present age of Sangram?

  1. 12:23

  2. 24:11

  3. 26:11

  4. 18:31

  5. 22:25

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

Let Ankur's age be A and Sangram's age be S. Average = (A + S)/2 = 37, so A + S = 74. Difference: A - S = 30 (since Ankur is elder). Adding: (A + S) + (A - S) = 74 + 30 → 2A = 104 → A = 52. Then S = 74 - 52 = 22. Ratio A:S = 52:22 = 26:11 (dividing both by 2).