I have define 3 ranges per cell as:
1 = Satisfactory
0= Unaceptable
N/A= No Applicable
I want to SUM the cells and when the SUM of all cells is N/A I want to set up as 100%, if the sum of all cells is 1 and if the sum of al cells is "0" provide me 0%.
Permits/Authorizations Used 100%
0101 Part A Work details N/A
0102 Part B Work scope & description N/A
0103 Part C Specialty safety equipment 1
0104 Part D Safety precautions N/A
Solved by I. S. in 25 mins