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