If you mean "how many hours are IN one day", then there are 24 hours in a day.
There are 24 hours in a day.
There are 24 hours in a day.
24 hours in a day
A day has 24 hours.
The amount of hours that are in half a day are 12 hours
12 hours a day
24 hours a day
2 hours a day.
8 hours a day
there are 12 hours in day time
There are 12 hours in a day after noon.