Question
In a collection of coins consisting of 20-paise,
25-paise, and 50-paise denominations, the coins are present in a ratio of 45:32:14. The combined value of all the coins amounts to Rs. 2880. Calculate the total number of 25-paise coins in this collection.Solution
Let number of 20-paise, 25-paise and 50-paise coins in the bag be 45x, 32x and 14x respectively. According to question; 45x/5 + 32x/4 + 14x/2 = 2880 Or, 9x + 8x + 7x = 2880 Or, 24x = 2880 Or, x = 120 Desired Answer = 32 × 120 = 3840
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