a quarter of an hour is 15 minutes
1/4 of an hour is 15mins.
The phrase, "It's a quarter after 1" means it's 1: 15.1:15 Since a quarter is a quarter (1/4th) of an hour-or 15 mins.
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.
Hourly fractions are minutes (1/60th), and seconds (1/3600th). Also, common time references are quarters (quarter of, quarter to, or quarter past the hour) and halves (half past the hour).
15 Minutes
If you mean an expession such as "quarter of six," it means a quarter of an hour before six o'clock, or in other words, 5:45. A quarter of an hour is 15 minutes (1/4 of 60, the number of minutes in an hour). Two quarter-hours make half an hour.
A quarter of an hour is 15 minutes.
A quarter past two!
quarter past seven 60 minutes = 1 hour 60 x 1/4 = 15 minutes = quarter hour
1 hour = 60 minutes1/4 hour = 15 minutes
One hour = 60 minutes Quarter hour = 15 minutes 60 + 15 = 75 Minutes