the weight of 72 books is 9 kg . what is the weight of 40 such books.
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Thus, the weight of 40 such books is 5 kg.
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Answered by
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Answer:
Weight of 72 books=9kg
Weight of 72 books=9kgWeight of 1 book=9/72=1/8kg
Weight of 72 books=9kgWeight of 1 book=9/72=1/8kgTherefore, weight of 40 books=1/8×40=5kg
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