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王老板損失了 176 元。
qwertt12,
+ ^& N; [4 p2 W3 Q0 u8 M- e, |TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Your calculation should be wrong. As Mr. Wong need to refund $100 to his neighbour. The calculation should be :5.39.217.77:88989 x7 s  B7 {; v' v
$100 (refund to neighbour from Mr Wong's own money) + $79 (paid to the young man) - $3 (earning from the sale) = $176
2 Y/ W6 @" I6 y3 X公仔箱論壇This should be the fact.
本帖最後由 hase000 於 2015-11-24 05:06 PM 編輯
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Sorry, I think wrong. Actual loss should be $118 (refund to neighbour $100 + cost of gift $18) - $21 (sales income) = $97
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