Seudónimo Seudónimo

26-01-2017
Mathematics

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how do i do these two while using a proportion?

how do i do these two while using a proportion class=

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victoriarianna victoriarianna

26-01-2017

for #2, the proportion would be .40/.25 and x/15, then you would cross multiply to find x. and for #3 the proportion would be 15/6 and 75/x and again you would cross multiply to find x. (:

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