4.5hours*60minutes/hour*60seconds/minute = 1620 seconds
5400 seconds. ************************ 60 seconds = 1 minute 60 minutes = 1 hour so 1 and a half hours is 1.5x60x60= 5400 BUT I read question as 1 hour (60x60=3600seconds) plus half minute (0.5x60 = 30 seconds) so total is 3660 seconds
90 seconds
4500 seconds / 60 seconds in a minute = 75 minutes /60 minute in an hour = 1.25 hours
2 and a half hours is 90 seconds.
30 seconds in half a minute (there are 60 seconds in a minute)
4.5hours*60minutes/hour*60seconds/minute = 1620 seconds
5400 seconds. ************************ 60 seconds = 1 minute 60 minutes = 1 hour so 1 and a half hours is 1.5x60x60= 5400 BUT I read question as 1 hour (60x60=3600seconds) plus half minute (0.5x60 = 30 seconds) so total is 3660 seconds
60 seconds an 1 minute 60 minutes in 1 hour 30 minutes in half an hour 90 minutes in one and a half hours. So 90 minutes * 60 seconds = 5400 seconds
Ah, a half of a minute is 30 seconds! Just like painting a happy little tree, sometimes it's nice to break things down into smaller parts to see the beauty in simplicity. Keep enjoying those little moments of time, my friend.
43200 seconds / 60 seconds in a minute / 60 minutes in an hour = 12 otherwise known as half a day
90 seconds
4500 seconds / 60 seconds in a minute = 75 minutes /60 minute in an hour = 1.25 hours
There are 19800 seconds in 5 and a half hours.
2 and a half hours is 90 seconds.
2 hours, 1 minute, 20 seconds.
60 seconds in a minute. 3600 seconds in an hour. 86400 seconds in a day (24 hours).