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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?

Correct Answer: Rs. 22,950

Explanation:

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.
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