There are 60 minutes in an hour. So, 60*45=2700 minutes in 45 hours.
60 minutes
22 minutes are 22 minutes.
There are 249 minutes in 249 minutes.
30 minutes
16 minutes
Exactly 18 minutes in 18 minutes.
100 minutes = 1 hour and 40 minutes
I believe you are asking how many minutes are in 2 hours and 30 minutes. The answer would be 150 minutes. There are 60 minutes in an hour, so in 2 hours there are 120 minutes, then plus 30 gives you 150.
12 minutes
500 minutes.
1397 minutes
80 minutes