There are total 15 hours or 900 minutes from 7pm to 10am. In words, this duration is equal to fifteen hours or nine hundred minutes.
How many hours from
| 9PM to 12PM | 7PM to 12AM | 7PM to 11AM |
| 12AM to 6PM | 6AM to 9PM | 3AM to 8AM |
| 9PM to 10AM | 8AM to 7PM | 4AM to 6AM |
| 8PM to 6PM | 6AM to 8AM | 1PM to 6PM |
| 6PM to 12PM | 9PM to 2AM | 1AM to 7AM |
| 11AM to 5AM | 4PM to 3PM | 11PM to 5AM |
