A bag contarns 6 white and 4 black balls. Two balls are drawn at random. The probability that they are of the same colour is ......

A bag contains 6 white and 4 black balls. Two balls are drawn at random. The probability that they are of the same colour is

A bag contains 6 white and 4 black balls.Two balls are drawn at random.The probability that they are of the same color is

A bag contains 4 white and 3 black balls. Two balls are drawn at random. Find the probability that they are of the same colour.

A bag contains 6 white and 4 black balls. Two ball are drawn at random. The probability that they are of the different colour is

A bag contains 8 red and 7 black balls. Two balls are drawn at random. The probability that both the balls are of the same colour is :

A bag contains 8 red and 7 black balls. Two balls are drawn at random. The probability that both the balls are of the same colour is :

A bag contains 8 red and 7 black balls. Two balls are drawn at random. The probability that both the balls are of the same colour is :

A bag contains 13 white and 7 black balls. Two are drawn at random . What is the probability that they are of the same colour ?

A bag contains 3 red, 4 white and 6 blue balls. 3 balls are drawn at random. The probability that they are of different colours is