Question
A dealer purchased 16 gadgets at Rs. 30 each. He sold 6
at 20% profit, 4 at 15% loss, and the rest at 10% profit. Compute the overall profit or loss.Solution
ATQ, Total cost price of all gadgets = 16 × 30 = Rs. 480. Total selling price of all gadgets = {6 × (30 × 1.2) + 4 × (30 × 0.85) + 6 × (30 × 1.1)} = 216 + 102 + 198 = Rs. 516 Overall profit = 516 - 480 = Rs. 36
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2. Embryo infection
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