Question
Aman sells flowers at a 4% loss on the cost of price,
but he uses 20g instead of 25g weight to measure. What is his percentage profit?Solution
Given: Loss% = 4%, b = 20 g and c = 25g Required profit = [(100 - a) × (c/b) -100] % [(100 - 4) × (25/20) - 100] % ⇒ [24 × 5 - 100] % ⇒ [120 - 100] % = 20% Gain
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