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Wiki User
1 hour = 60 minutes so 3.15 hours = 3.15*60 = 189 minutes.
This is NOT the same as the number of minutes in 3 hours 15 minutes.
It is 5 hours and 15 minutes or 5.25 hours
5 hours and 15 minutes.
5.25 hours or 5 hours 15 minutes.
315 minutes.
5.25 hours
2 hours and 45 minutes.
315
1 hour= 60 minutes5.25 hours x 60 = 315 minutes