Five different marbles are placed in 5 different boxes randomly. Then the probability that exactly two boxes remain empty is (each box can hold any number of marbles)

5 different balls are placed in 5 different boxes randomly. Find the probability that exactly two boxes remain empty. Given each box can hold any number of balls.

In how many ways 10 different balls can be put in 2 difference boxes ?

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

A box contains 2 blue marbles, 4 green marbles and 7 red marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (i) blue (ii) Not blue?

Five mangoes and 4 apples are in a box . If two fruits are chosen at random, find the probability that one is a mango and the other is an apple .

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 ? (ii) not green?

If 12 identical balls are to be placed in 3 identical boxes, then the probability that one of the boxes contains exactly 3 balls is : (1) (55)/3(2/3)^(11) (2) 55(2/3)^(10) (3) 220(1/3)^(12) (4) 22(1/3)^(11)

Two boys A and B find the jumble of n ropes lying on the floor. Each takes hold of one loose end randomly. If the probability that they are both holding the same rope is 1/(101) then the number of ropes is equal to