Question

2. The weight of 72 books is 9 kg.
(i) What is the weight of 80 such books ? (ii) How many such books weigh 6 kg ?​

Answer 1

72 books weight = 9 kg

80 books weight = (9/72)×80 = 10 kg

9 kg contains = 72 books

6 kg contains = (72/9)×6 = 48 books

Answer 2

Step-by-step explanation:

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