The next Mega Millions drawing is Friday, Dec 27, at 11 p.m. Here, the option to play the $1.15 billion Mega Millions jackpot is seen on a self-serve terminal inside a gas station in Baltimore on Thursday, Dec. 26, 2024. (Associated Press/Stephanie Scarbrough) AP

Have you ever wondered what the chances are of being eaten by a shark? Attacked by a grizzly bear? Or being struck by lightning — twice? What about the odds of winning an Olympic medal? Or becoming president of the United States?

The Mega Millions jackpot jumped to $1.15 billion after no one won the Christmas Eve drawing. But, if you're thinking of buying a ticket, here's a look at your chances of winning.