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