hase000

王老板損失了 176 元。

hase000

qwertt12,5.39.217.76- c+ z0 c% A9 J
Your calculation should be wrong. As Mr. Wong need to refund $100 to his neighbour. The calculation should be :
  q+ Y8 y" i+ T( vtvb now,tvbnow,bttvb$100 (refund to neighbour from Mr Wong's own money) + $79 (paid to the young man) - $3 (earning from the sale) = $176
) {! W8 l4 h2 {5.39.217.76This should be the fact.

hase000

tvb now,tvbnow,bttvb+ g5 S0 _1 ~# c3 d& S

- ?5 Y/ k9 J6 t( p# qtvb now,tvbnow,bttvbSorry, I think wrong. Actual loss should be $118 (refund to neighbour $100 + cost of gift $18) - $21 (sales income) = $97