1 hour has 3,600 seconds.
1 hour = 60 minutes 1 minute = 60 seconds 1 hour = 60 x 60 seconds = 3600 seconds
There are 5,400 seconds in an hour and a half.
1/3 of an hour is 1,200 seconds.
1/4 hour is 900 seconds.
there is 3600 seconds in a hour
There are 3,600 seconds in an hour.
1 hour has 3,600 seconds.
1 hour = 60 minutes 1 minute = 60 seconds 1 hour = 60 x 60 seconds = 3600 seconds
There are 5,400 seconds in an hour and a half.
1/3 of an hour is 1,200 seconds.
1/4 hour is 900 seconds.
There are 1 hour in 3600 seconds.
1 hour 53.3 minutes is 6,798 seconds.
1 hour 15 minutes is 4,500 seconds.
there are 4,920 seconds in 1 hour 22 min.
1 hour = 3600 seconds 30 minutes = 1800 seconds 1 hour + 30 minutes = 5400 seconds