The simple average of 15 , 30 , 40 , and 45 is

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Answer to a math question The simple average of 15 , 30 , 40 , and 45 is

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$\frac{ 130 }{ 4 }$

$\begin{align*}&\frac{ 65 }{ 2 } \\&\begin{array} { l }32 \frac{ 1 }{ 2 },& 32.5\end{array}\end{align*}$

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