Answer:
$8659
Explanation:
Patricia's sales = $ 72,900
Her commission = 11% of $72,900
= 11/100 * 72,900 [ % means out of 100 and of means to multiply ]
= 11 * 729
= $ 8019
Her monthly salary = $640
Her monthly salary along with commission = $640 + $8019
= $8659
Hope this helped!
~AH1807