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
| 12AM to 4PM | 6PM to 8AM | 12PM to 12AM |
| 4AM to 1PM | 6AM to 4PM | 2PM to 2AM |
| 9AM to 5PM | 2AM to 4PM | 5PM to 6AM |
| 5PM to 4AM | 5PM to 12AM | 9PM to 5AM |
| 4AM to 4PM | 8AM to 1PM | 8PM to 7AM |
| 10AM to 9AM | 12PM to 5AM | 1PM to 3PM |
