If you mean from Noon to quarter to four ( 3:45 Pm) then the answer is 3 hours and 45 mins
There are 12 quarter hours in 3 hours, since there are 4 quarter hours in an hour.
-48
3 hours
320 min = 51/3 hours = 5hours 20minutes
3 hours and 39 minutes.
3 hours 5 min
60 x 3 = 180 + 20 = 200
180 min.
3 hours 20 minutes
3 hours 45 min
7