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