There are total 18 hours or 1080 minutes from 4am to 10pm. In words, this duration is equal to eighteen hours or one thousand eighty minutes.
How many hours from
| 3AM to 9PM | 2AM to 12PM | 9PM to 7AM |
| 9AM to 2PM | 3AM to 2PM | 3PM to 12AM |
| 11AM to 8PM | 12PM to 11PM | 12AM to 3PM |
| 5AM to 10AM | 5AM to 11AM | 10AM to 12AM |
| 12AM to 6AM | 12PM to 2AM | 7PM to 9PM |
| 9AM to 7PM | 10PM to 7PM | 4PM to 8AM |
