Question
A sum of ₹12,000 is divided among A, B, and C in the
ratio 3:4:5. If A and B donate 25% and 20% of their shares respectively to a charity, how much money does the charity receive?Solution
Total sum = ₹12,000 A's share = (3/12) × ₹12,000 = ₹3,000 B's share = (4/12) × ₹12,000 = ₹4,000 C's share = (5/12) × ₹12,000 = ₹5,000 Donation by A = 25% of ₹3,000 = ₹750 Donation by B = 20% of ₹4,000 = ₹800 Total donation = ₹750 + ₹800 = ₹1,550 Correct Option: b) ₹1,550
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