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