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Algebra 16 Online
OpenStudy (anonymous):

Are the ratios 2/9 = 13/58.5 proportional?

OpenStudy (phi):

you could cross multiply and see if you get the same number on both sides. or you could notice that 2*6.5 = 13 does 9*6.5 = 58.5 ?

OpenStudy (anonymous):

Thanx!

OpenStudy (phi):

yw

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