Math, asked by manish5784, 11 months ago

weight of 72 books is 9 kg what is the weight of 80 such books

Naushu: hi

Answers

Answered by krimusa7524

weight of 1 book= 9 / 72
= 1 / 8
weight of 80 books = 80/8
= 10 kg

himanshusingh52: hii

Answered by loga2004

HEY MATE !
weight of 72 books = 9kg
therefore 80 books = x
CROSS MULTIPLY
x = 9 × 80 / 72
Therefore x = 720/72
x = 10
Hence wait of 80 books is 10 kg
HOPE IT HELPS MATE!

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