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