6 hours
From 9am to 6:30pm is 9 hours and 30 minutes.
6, 7, 8, 9 Therefore, there are 3 hours between 6am and 9am.
6 hours, if they're both in the same day.
6:15am to 9am is 2 hours and 45 minutes.
12 hours.
9 hours 45 minutes 9am to mid-day = 3 hours mid-day to 6.45pm is 6 hours 45 minutes 3:00 + 6:45 = 9:45
The Battle of Hastings lasted from 9am until 3pm (6 hours).
21
6 hours
5 Hours
9 hours