Weight of 72 books is 9 kg . How many books will weigh 7 kg?
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Answer:
56 books will weigh 7 kg
Step-by-step explanation:
weight of 72 books = 9 kg
1 kg of books consists:
=72/9 = 8 books per kg
Therefore, 7 kg of books = 7 * 8 = 56 books
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