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