In 1 hour there are 60 minutes
Hence
in 2 hours = 2 x 60 = 120 minites
In a quarter of an hour there are 60 x 1/4 = 15 minites.
Adding
120 + 15 = 135 minutes.
There are three quarter-hours in 45 minutes.
1 quarter hour is 15 minutes. So 5 quarter hours would be 75 minutes. 5x15=75
315 minutes.
195 minutes !
15
There are three quarter-hours in 45 minutes.
There are 75 minutes in 1.25 hours
1 quarter hour is 15 minutes. So 5 quarter hours would be 75 minutes. 5x15=75
315 minutes.
195 minutes !
315 minutes.
15
One and one-quarter hours is equal to 75 minutes.
One quarter-hour is 15 minutes.
105 minutes.
195 minutes.
60!