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Mathematics, 18.08.2019 16:00 182075

Asocial science book comprises of two sections:
geography and civics in the ratio 4: 3. how much of each type of content will be needed to make a book of 490 pages? (if you could explain how to do this that would be great because i don't know how to do this type of problem.)

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Asocial science book comprises of two sections:
geography and civics in the ratio 4: 3. how m...
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