Question

Two friends were born in the year 2000. The probability that they have the same birthday is :

• A. $\frac{1}{365}$
• B. $\frac{364}{365}$
• C. $\frac{1}{366}$
• D. $\frac{365}{366}$

Answer 1

Answer: (C)

$\frac{1}{366}$

Answer 2

If the year 2000 is considered, it has 366 days (leap year). The probability that two people have the same birthday is:
$P = \frac{1}{366}$