5400 seconds.
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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
4.5hours*60minutes/hour*60seconds/minute = 1620 seconds
There are 5,400 seconds in an hour and a half.
30 minutes × 60 seconds = 1800 seconds in half an hour.
In one minute there are 60 seconds. In one hour there are 60 minutes & 3600 seconds.
90 seconds
30 seconds in half a minute (there are 60 seconds in a minute)
4.5hours*60minutes/hour*60seconds/minute = 1620 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
1800 seconds. There are 30 minutes in half an hour and 60 seconds in each minute. 30 * 60 = 1800
There are 5400 seconds in an hour and a half.
43200 seconds / 60 seconds in a minute / 60 minutes in an hour = 12 otherwise known as half a day
There are 5,400 seconds in an hour and a half.
3660 seconds make up 1 hour and 1 minute.
There are no minutes in half a minute. - In one minute there are 60 seconds. - In half a minute there are 30 seconds. - In one hour there are 60 minutes. - In half an hour there are 30 minutes.
30 minutes × 60 seconds = 1800 seconds in half an hour.
In one minute there are 60 seconds. In one hour there are 60 minutes & 3600 seconds.
90 seconds