If you are in a room with 100 people what are the odds one of them will have the same birthday as you

Question

Mathematics

Judah Oconnell

23 November, 19:32

If you are in a room with 100 people what are the odds one of them will have the same birthday as you

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Answers (2)

Know the Answer?

Guillermo Thornton · Answer 1

Um, this not might be correct cause I’m a much lower grader but,

How many odd numbers in 100:

I’m just guessing like it is like this ...

Number of odd numbers in a 100 is 50.

So 50 people have the same birthday as you.

Todd Carlson · Answer 2

The answer should be 99.99997%.

This is the birthday paradox, where 23 people is 50%, 70 people is 99.9%, and 367 people is 100% (Feb 29 does count.)