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