5 hours/720 hours = 5/720 = 1/144
720 seconds is 12 minutes. 0 hours, technically or 1/5 of an hour or .2 hours
5% of 720= 5% * 720= 0.05 * 720= 36
There are 12 hours between the 2 times. 12 hours = 12 * 60 = 720 minutes. 720 - 500 = 220 minutes.
19,200 seconds.5 hours = 60*5 = 300 minutes. Plus 20 minuets = 320 minutes.320 minutes = 60*320 = 19,200 seconds.