AM is from midnight to noon and PM is from noon to midnight.
AM and PM are twelve hours each, adding up to twenty-four hours.
12 hours
12 hours
12 Hours ! There are 12 hours in the AM and 12 hours in the PM !
From midnight (am) to Noon (pm) is 12 hours.
2.5 hours
2 hours.
6 hours.
7 and a half hours
21 hours
2 hours
3 hours
10 - 3 = 7 hours.