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