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