Hello, I have a user that needs to measure timeliness based on number of days where 30 days = 100%. For example, if the number of days is 0, then score is 200%, days 15 then 150%, days 30 then 100%, days 45 then 50%, days 60 then 0%. Assuming # of days is in A1 and Score is in A2.
I'm stumped...