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

Savita and Hamida are friends. What is the probability that both have : different birthday

Savita and Hamida are friends. What is the probability that both have : same birthday.

Two customers Shyam and Ekta are visiting a particular shop in the same week (Tuesday to Saturday). Each is equally likely to visit the shop on any day as one another day. What is the probability that both will visit the shop on (i) the same day ? (ii) consecutive days ? (iii) different days ?

Assume that each child born is equally likely to be a boy or a girl. If a family has two children, what is the conditional probability that both are girls? Given that (i) the youngest is a girl, (ii) at least one is a girl.

A box contains 5 red marbles.8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (i)red? (ii) white? (iii)not green?

What is the probability of having 53 Thursdays in a non-leap year?

Two customers Shyam and Ekta are visiting a particular shop in the same week (Tuesday to Saturday). Each is equally likely to visit the shop on any day as on another day. What is the probability that both will visit the shop on : the same day ?