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