73$ bcus shoe = 15$公仔箱論壇4 @+ u8 a3 K1 j4 W
the boss paid to customer change = 29$" m2 g9 `' @7 j5 i/ m9 o
the boss paid back to other ppl = 29$tvb now,tvbnow,bttvb& V2 M p& l" U, x" g" I
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so, 15$ + 29$ + 29$ = 73$