1.

a dealer allows a discount of 10% and still gains 15%. what is the cost price of the book which is listed at 230 rupees? ​

Answer»

ANSWER:

ACCORDING to the question

PRICE of BOOK with discount = 100-10=90%

90/100×230=207ruppes

price of book at 15% GAIN = 100+15=115ruppes

so 115/100×207= 238.05rupees



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