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