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The weight of 72 books is 9 kg. What is ...

The weight of 72 books is 9 kg. What is the weight of 40 such books?

Text Solution

Verified by Experts

Weight of 72 books `= 9kg`
Weight of one book ` = 9/72kg`
Weight of 40 such books ` = 9/72**40 = 5kg`
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