A speaks the truth 3 out of 4 times and B 7 times out of 10. They agree in their statement that from a bag contaning 6 balls of different colours a white ball has been drawn. Find the probability that the statement is true.

A speaks the truth 3 out of 4 xx and B7 xx out of 10. They agree in their statement that from a bag contaning 6 balls of different colours a white ball has been drawn.Find the probability that the statement is true.

A speaks truth 3 times out of 4 while B speaks truth 7 times out of 10. A ball is drawn at random from a bag containing one black ball and five other balls of different colors. Both A and B report that a black ball has been drawn from the bag. Find the probability of their assertion being true?

There are 5 white and 4 red balls in a bag. Two balls are drawn at random. Find the probability that both balls are white.

A bag contains 4 white and 5 black balls. A ball is drawn at random from the bag. Find the probability that the ball drawn is white.

There are 4 white and 6 black balls in a bag. Two balls are drawn at random. Find the probability that both balls drawn are black.

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 ......

Two balls are drawn at random from a bag containing 6 red and 4 green balls, find the probability that both ball are of same colour.