There are 60 minutes in one hour, so three hours and 30 minutes = 210 minutes.
15 minutes.There are 60 minutes in an hour, and 60 divided by four (the quarters) equals 15.15 minutes.
There are 30 minutes in half an hour and 15 minutes in a quarter of an hour
There are 60 minutes in an hour There are 4 quarter minutes in a minute So there are 4 * 60 quarter minutes in an hour which is 240.
One hour = 60 minutes Quarter hour = 15 minutes 60 + 15 = 75 Minutes
One quarter of an hour is 15 minutes.
One and one-quarter hours is equal to 75 minutes.
One hour = 60 minutes. Quarter hour = 15 minutes.Quarter [hour] to the hour = 15 minutes to the hour. OR start with the hour, say 1:00 PM. in fifteen minutes it will be a quarter after the hour. At thirty minutes it will be half past the hour. In forty five minutes it will be a quarter ( fifteen minutes) TO the next hour or a quarter to 2:00 PM.
One quarter-hour is 15 minutes.
15 minutes = 1/4 of an hour
it is not an hour it is only a quarter of one