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Pre-Algebra 18 Online
OpenStudy (anonymous):

Use a common denominator to determine whether the ratios form a proportion. 1/8 and 3/20

OpenStudy (anonymous):

I think it's maybe 40 or 80. . . But I say 40

OpenStudy (anonymous):

5 x 4 = 20 (5+5 + 5+5) 5 x 8 = 40

OpenStudy (anonymous):

Thankyou.

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