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
| 10PM to 2AM | 9AM to 6PM | 1AM to 10PM |
| 6AM to 2PM | 11PM to 1PM | 9PM to 8AM |
| 7AM to 8AM | 5AM to 9PM | 1PM to 9AM |
| 3PM to 1AM | 7AM to 4PM | 5PM to 9PM |
| 11PM to 7AM | 5PM to 9PM | 9PM to 3PM |
| 5AM to 9AM | 8AM to 7PM | 8AM to 2PM |
