Calculating Time Zones – MATH Use the four operations to solve word problems involving distances and intervals of time. 10 Questions by Math_by_Kahoot 03/08/2018 answers Play How many time zones is the world separated into? 12 20 24 36 How many time zones is North America separated into? 4 9 7 6 Which of the following is not a time zone in North America? Pacific Time Mountain Time Midwest Time Eastern Time … and 7 more awesome questions! Check them out by clicking “Play”.