ya ... right answer is & C) q6 \- E1 W+ b; l
a)$60-$55=賺左$5tvb now,tvbnow,bttvb2 } P0 Q3 s2 {; F' l8 x1 {) U
! j& F6 t1 [& l6 g: u公仔箱論壇b)$60-$62=花多左$2
+ l7 d! V! [+ ~8 _/ h公仔箱論壇
; z$ X1 o( Q) ?! w% ~tvb now,tvbnow,bttvbc)$68-$62=賺左$6
9 T- l) q2 x1 O U+ W% Y公仔箱論壇$ h% \1 ^' d. X! e1 x
所以:$5-$2+$6=$9 |