Answer
52
Work Step by Step
To convert a percentage to a decimal, move the decimal point 2 places to the left.
$\overset\curvearrowleft{040}.0\%$
40% is 0.40
$20.8=.40x$
$\frac{20.8}{.40}=\frac{.40x}{.40}$
$52=x$
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