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