lf book cost Rs 720 .80 what is the cost of 1 book
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Step-by-step explanation:
80 books cost => 720
1 book cost => 720/80 = ₹9
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a shopkeeper buys a certain amount of books for rs.720.if the cost per book was 5 less , the no.of books that could be bought for rs720 would be 2 more. taking the original cost of each book to be rs.x , write an equation in x and solve it
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