144 minutes.
2 hours and 40
10% of two hours is 12 minutes.
The answer is 54 minutes.
100% = 2 hours = 120 minutes 10% = 12 minutes 20% = 24 minutes
10 hours is 600 minutes.
31/100 * 10 = 3.1 hours (or 3 hours and 6 minutes if you prefer).
3 hours 10 minutes.
10 hours, 40 minutes or 10 2/3 hours.
10 hours and 50 minutes
2 hours 10 minutes
exactly 10 hours
144 minutes
600 minutes divided by 60 (minutes in a hour) = 10 hours.