As per the given question,
A bag contains 
red and 
black balls, a second bag contains 
red and 
black balls. One ball is drawn at random from each bag; find the probability that the (i) balls are of different colours (ii) balls are of the same colour.
red and black balls, a second bag contains red and black balls. One ball is drawn at random from each bag; find the probability that the (i) balls are of different colours (ii) balls are of the same colour.A bag contains red and black balls, a second bag contains red and black balls. One ball is drawn at random from each bag; find the probability that the (i) balls are of different colours (ii) balls are of the same colour.
red and black balls, a second bag contains red and black balls. One ball is drawn at random from each bag; find the probability that the (i) balls are of different colours (ii) balls are of the same colour.