-
A box contains 1-rupee, 50-paise and 25-paise coins in the ratio 8 : 5 : 3. If the total amount of money in the box is ₹ 112.50, the number of 50-paise coins is
-
- 80
- 50
- 30
- 42
Correct Option: B
Ratio of number of 1 rupee, 50-paise and 25 paise coins = 8 : 5 : 3
Ratio of their respective values
| = 8 : | : | ||
| 2 | 4 |
= 32 : 10 : 3
Sum of the ratios = 32 + 10 + 3 = 45
Value of 50 paise coins
| = ₹ |  | × 112.5 |  | = ₹ 25 | |
| 45 |
∴ Number of 50 paise coins = 25 × 2 = 50
