None. Every country on Earth has 24 hour days.
12 hours : 12 days = 1 hour : 1 day = 1 hour : 24 hours = 1 : 24
17 days 22 hours
the equator
Countries that use the 12-hour time format include the United States, Canada, Australia, the United Kingdom, and many other English-speaking countries.
1 time of the days 12 hour for the day light and another 12 hour is for night time that mine anwer.
Usually either 8 hour or 12 hour shifts with 4 days on two days off.
The countries that use the 12-hour clock system with "am" and "pm" designations include the United States, Canada, Australia, the United Kingdom, and many other English-speaking countries.
540
The countries that commonly use the 12-hour time format with AM and PM designations include the United States, Canada, Australia, the United Kingdom, and many other English-speaking countries.
24 Hour is used in all countries except the united states of america
About 12.7 days (24-hour periods).
Countries that use the 12-hour clock system with the terms "AM" and "PM" to indicate time include the United States, Canada, Australia, the United Kingdom, and many other English-speaking countries.