Calcuation on MAN HOURS

@vicks88, I didn’t get you clearly. You are trying to build a time variable in 12 hours and you again say you don’t require the AM/PM. So later on how would you analyze the time?

Maybe if you don’t need the AM/PM, you could simply use a text question and create a regex constraint to input the time. If this should work, here is a workaround (regex code) discussed previously: