There are total 3 hours or 180 minutes from 10am to 1pm. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 4PM to 9AM | 3AM to 5PM | 7PM to 10AM |
| 1AM to 7PM | 1PM to 1AM | 7PM to 8PM |
| 3AM to 11PM | 1PM to 12PM | 11AM to 12AM |
| 1PM to 10PM | 10AM to 6PM | 11PM to 10PM |
| 6PM to 4PM | 11PM to 12AM | 3PM to 3AM |
| 9AM to 1PM | 12AM to 11AM | 8PM to 4PM |
