Question

Mallika and Deepika are two friends they are born in 1990 what is the probability that they have the same birthday and different birthdays????

Answer 1

Answer:

Step-by-step explanation:

Probability of Same birth dates = 1/365

". ".Differnet ". ". = 364/365

Answer 2

Answer:

same birthday = $\frac{1}{365}$

differnent bithdays= $\frac{364}{365}$

Step-by-step explanation:

different birthdays:

out of Mallika and Deepika, one may have her birthday on any of the 365 days of the year. other will not have her birthday on the same day.

n (s) = { 364}

probability of having their birthdays on different days = $\frac{364}{365}$

same birthdays:

probability = $1- \frac{364}{365} = \frac{1}{365}$