4,800 seconds in 1 hour 20 minutes.
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16 hours x 60 minutes per hour = 960 minutes960 minutes + 20 minutes = 980 minutes980 minutes x 60 seconds per minute = 57,600 seconds
1 hour 20 minutes. or 4800 seconds
833 minutes and 20 seconds.
There are 20 minutes in a 1/3 of an hour
There are 10 minutes and 20 seconds in 620 seconds