Question

Zareena and kareena are frds .what is the probability that both will have 1.different birthday 2.the same birthday
(ignoring a leap year)

Answer 1

The probability of different birthday is

$1 \div 2$

the probability of same birthday is

$1 \div 2$

Answer 2

Different birthday- 364/365(excluding leap year).

Same birthday- 1/365. [ There will be only one day when they will have same birthdays ].


Hope it helps you.