14) The weight of 72 books is 9 kg. What is the weight of 40 such books?
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14) The weight of 72 books is 9 kg. What is the weight of 40 such books?
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Answer:
5kg
Step-by-step explanation:
Weight of 72books =9kg
weight of 1book =9/72=1/8kg
weight of 40 books =1/8 * 40 = 5kg
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