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 7AM | 6AM to 2AM | 9PM to 2AM |
| 9AM to 6PM | 6PM to 12PM | 11AM to 12PM |
| 8PM to 1AM | 8PM to 11AM | 8AM to 12PM |
| 9AM to 3PM | 6PM to 2AM | 6PM to 1AM |
| 7AM to 6AM | 1PM to 12PM | 10PM to 7PM |
| 12PM to 10AM | 7PM to 3PM | 1AM to 1PM |
