one hour.
One quarter means one fourth. one forth of 60 is 15. There are 15 minutes in one fourth of an hour.
If you mean on fourth of an hour, it's 15 minutes.
The answer is 15
15 mins
One hour of course !
15.
15 minutes
1 hour and 15 minutes.
Fifteen minutes15 minutes
A fourth of an hour is 15 minutes. Hope this helped!
15 minutes