There are total 21 hours or 1260 minutes from 10pm to 7pm. In words, this duration is equal to twenty-one hours or one thousand two hundred sixty minutes.
How many hours from
| 11PM to 11AM | 5PM to 9PM | 7AM to 3AM |
| 9AM to 8PM | 4AM to 6AM | 5PM to 1PM |
| 9AM to 4PM | 3PM to 4PM | 12AM to 1PM |
| 11AM to 6AM | 10AM to 9PM | 10AM to 12AM |
| 6PM to 7AM | 3AM to 8AM | 3PM to 5AM |
| 4AM to 12PM | 5AM to 7AM | 1AM to 3PM |
