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4#
發表於 2008-3-14 10:14 AM
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題目誤導人~tvb now,tvbnow,bttvb9 o' U. n9 a$ [- d/ H
owner 100
* t* O- c- {- p: n3 J: S# g% C公仔箱論壇owner's son 20
& ~" z2 A0 q: _" Z; ?each pay 40
( r" i( _% g+ H/ w( z% p+ x公仔箱論壇40*3 = 120公仔箱論壇; F+ L$ X- `. Q- a
120(3 guys) - 20(owner's son) = 100 (owner) |
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