# Computers

posted by
**Dee**
.

I am trying to do a formula/function in excel 2003 for this:

IF(Qtr Growth Rate<0, Revenue*(Qtr Cost Rate + Extra), Revenue*Qtr Cost Rate)

Qtr Growth Rate is B10

Revenue is B4

Qtr Cost Rate is B11

Extra is B12

I keep coming up with the wrong total and this is where I think I am going wrong.