300 seconds
There are 5 times 60 = 300 seconds
200 minutes
0.6 minutes
there are 11 hours and 40 mintues :)
90 seconds
It depends on whether the question refers to 152 days, years, hours, seconds etc.
900 seconds.
300 minutes.
There are 8 minutes and 30 seconds in 510 seconds.
10 minutes
5 x 60 = 300 minutes
hmm.. this is a tough one try 10 mintues