There are total 12 hours or 720 minutes from 10am to 10pm. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 4AM to 2PM | 6AM to 9AM | 1PM to 1AM |
| 7PM to 11AM | 2AM to 10PM | 2AM to 6PM |
| 9PM to 8PM | 6AM to 9PM | 1PM to 8AM |
| 12PM to 8PM | 6AM to 3AM | 5AM to 11AM |
| 4AM to 6AM | 11AM to 7AM | 4AM to 3AM |
| 10PM to 7PM | 12AM to 4AM | 11PM to 7PM |
