Wednesday, 29 October

Chrome.exe, 9:20 PM

New Tab - Google Chrome

hàm ro
àm r

Excel.exe, 9:21 PM

Microsoft Excel - BAI20-TRANG65.xlsx

=vlookup(mid(
,3,1),
,3)*if(r

Excel.exe, 9:25 PM

Microsoft Excel - BAI20-TRANG65.xlsx

*if(right(
)<"4",1,if(right(
)<"7",0.7,0.4))