
get it wrong....原帖由 manchun331 於 2007-9-4 06:57 PM 發表。$ i& }; [+ w+ L* }
樓主出題答案都錯..
( A) J2 ?3 b+ z( E
我答案係11, 但睇完答案覺有問題
* G0 I, {( e( {/ H1 n6 x2 d
再以你既方式講一下我既見解公仔箱論壇: o- |5 ?; X; S9 h
! O- U g1 Z3 R
以成本黎計,佢成本應該係55+2=57
再用佢最後賺到既錢黎睇 = 68-57 = $11
分開睇都得.. 總之第一次賺$5, 第二次賺$6 = $11
ps ...
Agree........my answer is $11


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