24-hour time notation is more compact and less ambiguous, since you don't need to add "A.M." or "P.M." to be specific about a time.
5am in the 24-hour clock is 0500 hours.
22:00
It is written as 21:45
12pm and 12am are the same in 24 hour clock, at 0:00 hours
because
0750
24hour a day
with key on hold on to the minute and hour button at the same time count to three it should change if the clock is on 24hour with the car off do the same hope this help
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Molecular Clock
twice
why do you use the clock? The romans wanted to know the time silly billy