1/24 and 1/48, respectively.
In the context of a day, it is not: it is a proper fraction. In the context of an hour it is. In the context of minutes, it is not.
Compare it to something else. One hour is 1/24 of a day.
615 is a time of day: it is not, and cannot be expressed, as a fraction of an hour.
15 minutes is a whole (1/1) of 15 minutes. It is 1/4 hour or 1/96 day or 1/672 week.
1 hour is 1/24 of a day.
It is: 1/24 of a day
1/24, and that is not just me hour.
It is 1/24.
1/24
It is 0.04166... recurring of a 24-hour day.
Since a day has 24 hours, each hour is 1/24 of a day.
It is 1/24.
1/24 and 1/48, respectively.
In the context of a day, it is not: it is a proper fraction. In the context of an hour it is. In the context of minutes, it is not.
1/24 - 24 hours in a day
1/24th