Question
A shopkeeper buys three products a, b, c and sells them
at 20%, 30%, 40% profit, respectively. What is ratio of the selling price of these products, if the ratio of their cost prices is 4:3:2?Solution
If the ratio of cost prices of products a, b, c is 4:3:2. Let's assume the cost prices of products a, b, c is 4y, 3y, 2y. A shopkeeper buys three products a, b, c and sells them at 20%, 30%, 40% profit, respectively. Selling prices of products a, b, c = 4y of (100+20)% : 3y of (100+30)% : 2y of (100+40)% = 4y of 120% : 3y of 130% : 2y of 140% = 48:39:28 What is ratio of the selling price of these products, ?
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