0
1/240
This is achieved as firstly one minute is 1/60 of an hour.
As the are 4 lots of 15 seconds in a minute, you multiply 60 by 4 (60x4) which is 240.
Therefore 15 seconds as a fraction of 1 hour is 1/240
Wiki User
∙ 2011-10-14 17:09:29
Add your answer:
Earn +20 pts
What fraction of an hour is 20 seconds?
1 hour = 60 minutes = 60*60 seconds = 3600 seconds So 20 seconds, as a fraction of an hour = 20/3600 = 1/180
What fraction of an hour is 60 seconds?
It is: 60 seconds = 1 minute which is 1/60 of an hour
720 seconds is what fraction of a hour?
1/5 of an hour.
What fraction of an hour is 30 seconds?
1 hour = 100% 1 minute in an hour = 1/60 therefore 30 seconds in an hour = 1/120
What fraction of an hour is 120 seconds?
1/30
What fraction of an hour is 15 seconds?
It is: 15/3600 = 1/240 in its lowest terms
What fraction of an hour is 20 seconds?
1 hour = 60 minutes = 60*60 seconds = 3600 seconds So 20 seconds, as a fraction of an hour = 20/3600 = 1/180
What fraction of an hour is 60 seconds?
It is: 60 seconds = 1 minute which is 1/60 of an hour
720 seconds is what fraction of a hour?
1/5 of an hour.
How many seconds are in 1 hour 15 minutes?
1 hour 15 minutes is 4,500 seconds.
What fraction of an hour is 30 seconds?
1 hour = 100% 1 minute in an hour = 1/60 therefore 30 seconds in an hour = 1/120
What fraction of 1 hour is 400 seconds?
1/9th
What fraction of an hour is 120 seconds?
1/30
What fraction of an hour is 36 seconds?
1/100
What is 8 seconds in 1 hour?
The fraction of 8 seconds/ 1 hour = 8 seconds/ 60 minutes = 8 seconds/ 3600 seconds. This would mean that 8 seconds is 1/ 450 of a hour and that 8 seconds is 0.222% of a hour.
How should one convert 15 seconds to hours?
1 hour = 3600 seconds which means that 1 second = 1/3600 hour Hence 15 seconds = 15/3600 hour = 5/1200 = 1/240 hour
What fraction of an hour is 15 min?
15 minutes is 1/4 of an hour
