Question
An article was sold after offering 10% discount on its
marked price such that the seller incurred a 10% loss. Find the ratio of cost price to the marked price for the seller.Solution
Let the marked price of the article be Rs. ‘100x’ Then, selling price of the article = 0.90 × (100x) = Rs. 90x Cost price of the article = 90x × (100/90) = Rs. 100x Required ratio = 100x : 100x = 1 : 1
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