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Q: 720 seconds is what fraction of a hour?

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1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!

1 hour = 60 minutes = 60*60 seconds = 3600 seconds So 20 seconds, as a fraction of an hour = 20/3600 = 1/180

There are 60 seconds in a min. and 60 mins. in an hour = 3600 seconds in an hour. 19 seconds is therefore 19/3600 of and hour.

It is: 60 seconds = 1 minute which is 1/60 of an hour

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1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!1 hour = 3600 seconds so 0.20 hours = 0.20*3600 = 720 seconds. Simple!

720 seconds is 12 minutes. 0 hours, technically or 1/5 of an hour or .2 hours

1 hour = 60 minutes = 60*60 seconds = 3600 seconds So 20 seconds, as a fraction of an hour = 20/3600 = 1/180

There are 60 seconds in a min. and 60 mins. in an hour = 3600 seconds in an hour. 19 seconds is therefore 19/3600 of and hour.

It is: 60 seconds = 1 minute which is 1/60 of an 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.

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720 seconds is 12 minutes.

720 is an integer, not a fraction and there is no sensible way of expressing it as a fraction.