ashley91

1 dollar???

sunnyzhou

siobi

total cost = 8 + 10
) @0 C  v6 T, W8 I9 ]公仔箱論壇total sales = 9 + 115 y/ M  m4 M& ]# @6 k4 L
4 N) z* r/ d  Z) P  f- j
total profit = 20 - 18 = 2

大笨象

８（低價）元買回，９元買出，賺１元（＋１）tvb now,tvbnow,bttvb1 D0 I( f# x5 _$ s/ s. h
８（低價）元買回，１０元買入，蝕本２元（－２）公仔箱論壇6 {+ `" G+ T* Q, M% {- \
８（低價）元買回，１１元買出，賺３元（＋３）5 {' i, F: Y- H5 m9 z
算式：１－２＋３＝２5.39.217.77:8898" K! ^  H: ?. r
所以係賺２元。

t33hk

２

est

Elcarim

2 dollar lor

paulwalker

2

Elcarim

tank kill