Question

Box X contains 5 red and 4 blue balls, Box Y

contains 2 red and 5 blue balls. A ball is drawn at

random from each box. Find the probability of

drawing one red and one blue ball

Answer 1

probability of drawing one red from X boxis 1/5
probability of drawing one blue is 1/4
in y box
probability of drawing one red ball is 1/2
probability of drawing one blue Ball is 1/5

Answer 2

the probability of getting one red and one blue ball from box x is 2/9
he probability of getting one red and one blue ball from box y is 2/7