There are total 15 hours or 900 minutes from 5am to 8pm. In words, this duration is equal to fifteen hours or nine hundred minutes.
How many hours from
| 4PM to 11PM | 7AM to 7PM | 2AM to 5PM |
| 7AM to 1PM | 2AM to 12PM | 6PM to 1PM |
| 6PM to 10AM | 9PM to 3AM | 10AM to 2AM |
| 9AM to 10AM | 8PM to 5AM | 6PM to 5AM |
| 4PM to 9PM | 7PM to 12AM | 5PM to 12PM |
| 11PM to 10AM | 8AM to 2PM | 4PM to 1PM |
