there are 60 minutes in an hour so there is 1 and a half hours in 90 minutes
90
90 minutes is 1 and a 1/2 hours or 1.5 hours
The answer is 2 hours.
90
Eight hours exactly !
180
There are 300 minutes in 5 hours
1440
180 min.
540 minutes.
240000 minutes
That is eight hours.