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
| 8PM to 3PM | 1PM to 4AM | 3AM to 2PM |
| 4PM to 2AM | 7PM to 3PM | 9AM to 9PM |
| 7PM to 9AM | 4PM to 9AM | 2PM to 3PM |
| 6AM to 12PM | 10PM to 8AM | 5AM to 2AM |
| 7PM to 7AM | 12AM to 10PM | 9AM to 10AM |
| 11AM to 1AM | 10AM to 7AM | 11AM to 9AM |
