The weight of 128 books is 1.20 kg ..What is the weight of 50 books
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The weight of 128 books is 1.20
So,
The weight of one book is,
1.20kg =1200gm
So,
1200÷by 128=75/8
So cost of 50 books is = 50×75/8
=468.75gm
= 0.468kg
Is cost of 50 books
Hope it you would understand
Step-by-step explanation:
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