1.

If for a certain quantity of books, the publisher has to pay Rs. 30,600 as printing cost, then what will be amount of royalty to be paid for these books?

Answer» Let the amount of Royalty to be paid for these books be Rs. r. Then, 20 : 15 = 30600 : r         r = Rs. 30600 x 15 = Rs. 22,950. 20


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