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