It is 2 and 1/10 hours or 2 hours and 6 minutes.
It varies, there are no set hours for an interior decorator
21
21 hours has 75,600 seconds.
12 hours*21 days=252 hours
It is 21 hours.Note: 10 am to 10 pm is 12 hours, 10 pm to 7 am is 9 hours, 12 + 9 = 21
To find the total hours in 21 weeks, you multiply the number of weeks by the number of hours in a week. There are 7 days in a week and 24 hours in a day, so there are 168 hours in a week (7 days × 24 hours). Therefore, in 21 weeks, there are 3,528 hours (21 weeks × 168 hours).
New York is 21 hours away
1 day = 24 hours 21 hours = 24 hours - 3 hours = 1 day - 3 hours → 10:32 + 21 hours = 10:32 + 1 day - 3 hours = 7:32 on the following day.
2 hours 21 minutes 60+60+21=141
75,600 seconds.
1 hour = 60 minutes so 21 hours = 60*21 =1260 minutes
There are 21.5 + 24k hours, where k is an integer.