If 19 biscuits of different types be distributed among 5 children, then find the probability that a particular child will get 6 biscuits.

If 9 biscuits of different types be distributed among 3 children, find the probability that particular child will get 4 biscuits.

n biscuits are distributed at random among N different beggars, what is the probability that a particular beggar gets exactly r biscuits ?

Five different games are to be distributed among 4 children randomly. The probability that each child get at least one game is a. 1//4 b. 15//64 c. 5//9 d. 7//12

If 10 objects are distributed at random among 10 persons, then find the probability that at least one of them will not get anything.

Twelve balls are distributed among three boxes, find the probability that the first box will contains three balls.

Two friends Aa n dB have equal number of daughters. There are three cinema tickets which are to be distributed among the daughters of Aa n dB . The probability that all the tickets go to the daughters of A is 1/20. Find the number of daughters each of them have.

n different toys have to be distributed among n children. Find the number of ways in which these toys can be distributed so that exactly one child gets no toy.

Find the probability of getting a digit 5 when a die is rolled.

Suppose families always have one, two, or three children, with probabilities 1/4, 1/2, and 1/4, respectively. Assume everyone eventually gets married and has children, then find the probability of a couple having exactly four grandchildren.

The total number of ways in which 5 balls of different colours can be distributed among 3 persons, so that each person gets atleast one ball is