There is 30 minutes in a half hour. There is no hours in half hours.
There are 5 half hours in 2.5 hours
48
One day is 24 hours, half of that is 12 hours.
There are 36 hours in one and a half days.
There are 5 half hours in 150 minutes.
There are 5 half hours in 2.5 hours
There are 7 full hours in 7 and a half hours.
Two half-hours.
48
2 half hours would be 1 hour
Half a week is 84 hours.
One day is 24 hours, half of that is 12 hours.
There are 36 hours in one and a half days.
There are 5 half hours in 150 minutes.
In 3 days there are 144 half hours.
There are 390 minutes in six and a half hours.
210 minutes in 3 in half hours