To solve a proportion first the two numbers that are diagonal.

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29 votes

we have

$\begin{gathered} (2100)/(30)=(x)/(45) \\ 30* x=45*2100 \\ 30x=94500 \\ (30x)/(30)=(94500)/(30) \\ x=3150 \end{gathered}$

answer: 3,150 times every 45 minutes

Critichu answered Oct 21, 2023

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