diaznaomi1 diaznaomi1

04-03-2016
Mathematics

contestada

A chemistry book comprises of two section: organic and non-organic in the ratio 2:8. How much of each type of content will be needed to make a book of 400 pages?

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saarah123 saarah123

05-03-2016

80:320 2+8=10 40/10=40 40*2=80 40*8=320

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