There are total 3 hours or 180 minutes from 1pm to 4pm. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 11AM to 10AM | 12AM to 1PM | 2AM to 4AM |
| 11PM to 1PM | 7AM to 1AM | 6AM to 4PM |
| 12AM to 1PM | 9PM to 8PM | 1AM to 3PM |
| 2AM to 12PM | 6PM to 4PM | 6PM to 10AM |
| 1PM to 8PM | 3AM to 10AM | 1PM to 7PM |
| 10AM to 2PM | 10PM to 1AM | 10PM to 10AM |
