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