Question
A man purchases 60 kg of wheat at ₹20 per kg and 40 kg
of rice at ₹30 per kg. He mixes them and sells the mixture at ₹28 per kg. Find his percentage profit or loss.Solution
Total cost = (60 × 20) + (40 × 30) = ₹2400. Total selling price = 100 × 28 = ₹2800. Profit % = ((2800 - 2400)/2400) × 100 = 16.67%. Correct option: d
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