Question
A vendor bought 1 kg of mangoes at a certain rate and
marked them 50% above the cost. He gave a 20% discount to customers and sold only 800 gm instead of 1 kg. In this transaction, he earned a profit of Rs.40. Find the cost price per kg of mangoes. (Note: He kept 200 gm for himself.)Solution
ATQ,
Let the cost price of 1 kg mango be Rs. '100x' Marked price = 100x + 100x Γ 0.5 = Rs. '150x' Selling price = 150x - 150x Γ 0.2 = Rs. '120x' According to question: 120x - 100x = 40 β 20x = 40 β x = 2 Cost price of 1 kg mango = 100x = 100 Γ 2 = Rs. 200
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