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100块呀~~~
197... wat is the answer?公仔箱論壇3 r: i, x" ~- ?4 F9 H5 T; e/ q

8 ~; J, L' V4 d3 {3 F+ a- n公仔箱論壇boss's loss:7 W0 z; X! M  X3 I
100 return to neighbour
6 K. Q: M, J; B0 h5.39.217.77:889879 return to buyer: V, `" d9 O2 `& C
18 cost of producttvb now,tvbnow,bttvb( ]* M, H8 ]2 ]" v4 G
= 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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