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Market price of a watch is Rs.1200.The shopkeeper gives a discount of 10% and then gives a discount of 10% and then gives a successive discount on the reduced rate again.The customer had paid only Rs.1026.What was the successive discount rate of the shopkeeper? |
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Answer» Answer: 5% Step-by-step explanation: CORRECTION in the question : 10% discount is only once Market price of a WATCH is Rs.1200.The SHOPKEEPER gives a discount of 10% then gives a successive discount on the reduced rate again.The customer had paid only Rs.1026. Market Price = Rs 1200 After First Discount = 1200 - (10/100)1200 = 1080 Then He SAYS D % Discount then Price = 1080 - (D/100)1080 = 1026 = > 1080 * 100 - 1080D = 1026*100 => 1080D = 100(1080 - 1026) => 108 D = 10 ( 54) => D = 10 /2 => D = 5 % |
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