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Question

How many people must there be in a room before there is a 50% chance that two of them were born on the same day of the year ?

a.

At least 23

b.

At least 183

c.

At least 366

d.

At least 730

Answer: (a).At least 23

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Q. How many people must there be in a room before there is a 50% chance that two of them were born on the same day of the year ?

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