James mom bought 3 big apples pies for 15.45 each. Since she bought so many she got 1/5 off. How much is she really paying?
She bought 3 pies , so her charge WOULD have been 15.45 x 3
SHe gets 1/5 off so she is paying only 4/5 of this ...
15.45 x 3 x 4/5 = $ 37.08