the weight of 45 book is 9kg.Find the weight of 80 books
Answers
Answered by
1
Weight of 45 books is 9kg
so weight of 1 book is 9/45
weight of 80 books is 9/45*80
answer is 16kg
Answered by
0
let it be x
45:9::80:x
9×80=720
720/45
=> 16 kg
45:9::80:x
9×80=720
720/45
=> 16 kg
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