There are total 17 hours or 1020 minutes from 1am to 6pm. In words, this duration is equal to seventeen hours or one thousand twenty minutes.
How many hours from
| 8AM to 12PM | 6PM to 2PM | 12PM to 4AM |
| 6AM to 9PM | 1AM to 12AM | 6AM to 1AM |
| 4PM to 7AM | 9PM to 8AM | 6AM to 7AM |
| 9PM to 1AM | 8PM to 4PM | 4AM to 1AM |
| 8AM to 6AM | 2PM to 6AM | 11PM to 6AM |
| 6AM to 2AM | 11PM to 7AM | 8PM to 1PM |
