
Patrick B. answered 06/06/20
Math and computer tutor/teacher
the wholesale cost is X...
they sell it for 2X less 20%
which is (100%-20%)2x =
80% * 2x
0.8 * 2x
= 1.6x
so they make 60% profit
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they sell it for 2X less 50%
which is (100% - 50%)2x =
50% (2x) =
0.5(2x) =
x
they make no profit