There are total 18 hours or 1080 minutes from 10am to 4am. In words, this duration is equal to eighteen hours or one thousand eighty minutes.
How many hours from
| 9PM to 5AM | 12AM to 8AM | 7AM to 1AM |
| 8AM to 4AM | 9PM to 10AM | 7AM to 1AM |
| 8PM to 7AM | 6PM to 5AM | 2AM to 10AM |
| 1PM to 4AM | 9AM to 2PM | 5AM to 2AM |
| 4PM to 11AM | 9PM to 2PM | 9AM to 1PM |
| 1AM to 6PM | 12AM to 4PM | 2PM to 12AM |
