The weight of 63 books is 9 kg. What is the weight of 70 such books? Answer with steps. I will mark him the brainliest who will give me step by step answer.
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Answer:
This looks like the problem of direct proportionality.
Step-by-step explanation:
Answer is 10Kg
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63/9=70/x
63×x=70×9
x=70×9/63
x=10 kg
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