Question
A dishonest shopkeeper claims to sell salt at a rate of
₹25/kg. The cost price of the salt is ₹25/kg. Not satisfied with this, he tries to make profit by removing 200 gm from each kg. What is the shopkeeper’s gain percentage?Solution
Cost Price (CP): ₹25/kg Selling Price (SP): ₹25 for 800 gm (since 200 gm is removed from each kg). Effective CP for 800 gm: ₹20 (since 800 gm costs 80% of ₹25). Profit: ₹25 (SP) - ₹20 (CP) = ₹5 Gain Percentage: (5/20) × 100 = 25 %
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