60 minutes, that's the average duration of an hour.
2 to 6 hours long.
about 7-8 hours depends on where you live but if it were up to me it should be 3.5-4 hours
An argument can be made that school hours should not be changed because of sports practice and other after school activities.
its about 6 hours
7 hours About 6 hours
I think school hours should be 6 hours because you get to do almost everything you do in school like eat then learn (well duh)but anyways I like your question!
If you're in school for 6 hours a day and 5 days a week, it should be about 120 hours.
to be smarter
7 hours
seven hours
10 hours