What is the probability that 4 children selected at random would have different birthdays?

What isthe probability that a leap year selected at random have 53 Sundays?

Find the probability that a leap year selected at random will have 53 fridays.

The probability that a leap year selected at random will have 54 Sundays is

Find the probability that a non leap year selected at random will have 53 fridays.

Find the probability that a leap year selected at random will have 53 Sundays.

Find the probability that a leap year selected at random will have 53 Sundays.

What is the probability that a leap year selected at random contains 53 Sunday?

What is the probability that a non leap year selected at random will contain 53 sundays?

Savita and Hamida are friends. What is the probability that both will have (i) the same birthday? (ii) different birthdays? (ignoring a leap year).

Savita and Hamida are friends.What is the probability that both will have same birthday? different birthday? (ignoring a leap year).