
John B. answered 08/26/19
BS CHEMISTRY and BS MATHEMATICS TUTOR - NORTH ATLANTA / ONLINE
Earnings = $370 + commission on $4900 of sales
= $370 + $4900 * 7 %
7 % is found using a factor of 7/100
= 4370 + $4900 * (7/100) = 713
$713 is the answer that you seek.
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John B.
Atlanta, GA