There are 93 such events.
It is written as 21:45
Four.
One second to eight pm? 19:59:59 adding to 38.
3:45,3:54,4:35,4:53,5:43,5:34
A 24 hour clock displays digits whose sum total equals the number of led's used to display them 94 times a day. A 12 hour clock displays them 108 times a day.
A digital clock will have the greatest sum if added up at nine fifty nine. That would be three digits, not four.
5am in the 24-hour clock is 0500 hours.
The sum of the digits on a digital clock is the greatest when the time is 9:59. At this time, the sum of the digits is 9 + 5 + 9 = 23. This is the highest possible sum because the maximum value for each digit on a digital clock is 9.
22:00
It is written as 21:45
36 times
36 times
Four.
A digital format is a format system that uses the digits 1 and 0 as codewords to interpret data received and data to be sent eg. a digital clock, computer signals.
12pm and 12am are the same in 24 hour clock, at 0:00 hours
57 times in 12 hours, so in 1 day it would be 114.
A digital clock can be looked at and the time will be known immediately. You do not need to know how to tell time with a digital clock.