Drop List + Formula

[Canon]

Excel 2007
I am looking for help on the following;
If cell F26 = 0, then cell F25 should show 15%
If cell F26 = anything other than 0, I want to be able to select a
percentage amount from a drop down list.

 

[Don Guillett]

Right click sheet tab>view code>insert this

Private Sub Worksheet_Change(ByVal Target As Range)
If Target.Address <> "$F$26" Then Exit Sub
If Target = 0 Then
Target.Offset(-1) = 0.05
Else
Target.Offset(-1).Validation _
.Add Type:=xlValidateList, _
Formula1:=".10%,.20%,.30%,.45%"
Target.Offset(-1).Select
End If
End Sub