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A shopkeeper earns a profit of 12% on selling a-book at 10% discount on the printed price. The ratioof the cost price to the printed price of the book is:(a) 50: 61(c) 99 125(b) 45:56(d) 55:69 |
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Answer» Let the CP be 100.Hence, SP = 100 + 12% of 100 = 112.If the marked price be X, then90% of X = 112=>X = (112*100)/90 = Rs. 1120/9Hence,Required ratio = 100:1120/9 = 900:1120 = 45:56. |
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