Time Zones & Business Hours. The United States is a wide country with seven time zones. There are four time zones in the continental United States, each separated by one hour. When it is noon in New York City, is only 11:00 AM in Dallas, 10:00 AM in Denver, and 9:00 AM in San Francisco.
The name Whopper is a registered trademark of Burger King Holdings and is displayed with the circle-R (Â®) symbol in all markets it is sold. The name Whopper Jr. is a registered trademark in the US, Canada and Europe.
The Big Mac has 550 calories and 29 grams of fat while the Whopper has 630 calories and 35 grams of fat. Since there's no such thing as a blind taste tests between the two signature burgers, it's hard to say which the people like most.