Question
A shopkeeper marks up the price of an article by 40% on
its cost price. He then offers a discount of 10% on the marked price. If the shopkeeper still makes a profit of ₹91 after selling the article, find the cost price of the article.Solution
Let the cost price of the article = 100x Marked price = 140x Selling price after giving discount of 10% = 90% of 140x = 126x Profit = 126x – 100x 91 = 26x      x = 3.5 cost price = 100x = 350 ₹
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