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
| 6PM to 8PM | 5PM to 1AM | 6PM to 3PM |
| 2AM to 3AM | 6PM to 9PM | 5AM to 11AM |
| 7AM to 6AM | 8AM to 12PM | 8AM to 12AM |
| 9AM to 1AM | 10PM to 5AM | 9PM to 1PM |
| 1AM to 2AM | 3AM to 2PM | 5PM to 4AM |
| 4AM to 1AM | 4PM to 2AM | 4AM to 8AM |
