It depends on how often their parents, friends or relatives let them drive.
My 15 year old has gotten an average of four hours of driving in a week for the last 7 months.
I have taught some teens to drive whose parents never let them drive.
One week
Teens need 24 hours a day just like everybody else. There are no more hours in a day, so you can't have more. I think you left something important out of this question because it really makes no sense.
There are 168 hours are in a week.
There are 196 hours in one week
168 hours in a week
It varies, there are no set hours for an interior decorator
There are 168 hours in 7 days (one week).
There are 168 hours in 1 week.
50-60 hours a week
168 hours per week
168 hours in 1 week
about 46 hours a week