A dishonest shopkeeper professes to sell ghee at his cost price. But he uses a false weight of 950g for a kilogram. His gain percentage is :

A dishonest shopkeeper professes to sell ghee at his cost price. But he uses a false weight of 950g for a kilogram. His gain percentage is : Correct Answer 5.26

Let the cost of ghee per kg be P which is P/1000 per gram. Now, selling price becomes P/950 per gram. Gain = {(P/950 - P/1000) / (P/1000)} x 100% = 5.26%

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