3 years ago

128 is 74% of what number? If necessary, round your answer to the nearest hundredth.

1 answer:

6 0

$\begin{array}{ccc}74\%&-&128\\\\100\%&-&x\end{array}\\\\\\cross\ multiply\\\\74x=128\times100\\\\74x=12800\ \ \ \ |divide\ both\ sides\ by\ 74\\\\\boxed{x\approx172.97}$

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Parenthesis
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