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100块呀~~~
197... wat is the answer?
, F: Z9 M% s8 f$ D: G0 D4 [) A
: d' x) h* C6 @' ^" X; j1 x# ^# A5.39.217.76boss's loss:
6 M* \, K7 U- g# W) H2 P$ m公仔箱論壇100 return to neighbour
, g& E" B, z) l1 _9 y0 [79 return to buyertvb now,tvbnow,bttvb! `7 J6 [+ r/ \; c; Q5 y$ K8 l
18 cost of product" r' l4 [- O( Z0 d- B; S
= 197
197
y 97 R??????
197
97...
97蚊
100+79+18
197????
100(cash)+18(cost)
100(cash)+97(change)+18(cost)+3(profit)
197 or 200
197-200
200-197
Thank you
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