12 hours
0
If you are talking about from 12pm-4pm = 4 hours. If you are talking about from 12am-4pm = 16 hours.
Afternoon: 12pm-6pmMorning: 6am-11:59amEvening: 6pm- 8pmNight:8pm-12amLate Night:12am-5:59am
Lunchtime is typically considered to be at 12pm, which is noon. This is when the sun is generally at its highest point in the sky, marking the middle of the day. In contrast, 12am refers to midnight, which is the beginning of a new day.
21
0
12pm and 12am are the same in 24 hour clock, at 0:00 hours
If you are talking about from 12pm-4pm = 4 hours. If you are talking about from 12am-4pm = 16 hours.
9:12pm plus 8 hours = 5:12am
Afternoon: 12pm-6pmMorning: 6am-11:59amEvening: 6pm- 8pmNight:8pm-12amLate Night:12am-5:59am
AM = the hours of usual sleep and wake. 1am to 12am. PM = The hours of afternoon, evening, and sleep. 1pm to 12pm, or midnight.
12 + 24k where k is any integer.
miday is 12pm midnight is 12am.
After midnight it is 12 am.
12am to 4pm is 16 hours.
12am is midnight. 12pm is noon.
Mon - Fri 5am - 12am Sat - 7am - 8pm Sun - 12pm - 6pm