There are total 4 hours or 240 minutes from 9am to 1pm. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 11PM to 2PM | 3PM to 12PM | 10PM to 3AM |
| 7PM to 2PM | 6AM to 11AM | 5PM to 2AM |
| 5AM to 11AM | 9PM to 3PM | 5PM to 5AM |
| 5AM to 9PM | 4PM to 6AM | 3AM to 5AM |
| 1PM to 6AM | 2PM to 9AM | 4PM to 7PM |
| 3AM to 4PM | 5PM to 8PM | 11PM to 12AM |
