Question
A shopkeeper purchased 150 kg of rice at ₹40 per kg.
He sold 60% of the rice at a profit of 25% and the rest at a loss of 15%. Find the overall percentage profit or loss.Solution
Total cost of rice = 150×40 = 6000 Selling price of 60%(90kg) rice = 125% of 90×40 = 4500 Selling price of remaining 40% rice = 85% of 60×40 = 2040 Total selling price of 150 kg rice = 4500+2040 = 6540 
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