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