Question

if 15 copies of a book cost rupees 140 8.50 what is the cost of one copy of the book​

Answer 1

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Cost of 15 copies of a book = Rs. 1408.50

Cost of 1 copy of the book = Rs. 1408.50/15

= Rs. 93.9

So, the cost of 1 copy of the book is Rs. 93.9