Lizzie from Khan Academy Happy Birthday from Khan Academy

EmailTuna EmailTuna,

Happy Birthday from all of us at Khan Academy! We hope you’re enjoying your birthday.

Ready for a fun birthday brainteaser? Here we go. There are 30 people in a room. What do you think the odds are that two people in the room share the same birthday?

To find out the answer, watch our birthday probability video. You might be surprised by what you learn.

Check out the video

Cheers to your birthday and a great year ahead!
The Khan Academy team

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