Multiple choice

A bag contains Rs. 102 in the form of rupee, 50 paise and 10 paise coins in the ratio 3:4:10. The number of 10 paise coins is:

  1. 60

  2. 70

  3. 170

  4. 340

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

Let the coins be 3x, 4x, 10x. Total value: 3x(1) + 4x(0.50) + 10x(0.10) = 3x + 2x + x = 6x = Rs 102, so x = 17. Number of 10 paise coins = 10x = 10 × 17 = 170.