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