help plz QAQ !!!
An urn contains 20 blue balls 30 yellow balls and 50 red balls.Suppose 5 balls are drawn randomly each at a time without replacement from the urn.

let G be the event that exactly one ball is yellow and one ball is red among the 5 chosen balls.

(a)Find the probability of Event G.
(b)Find the probability of Event G given that at least three chosen balls are blue.

Question

help plz QAQ !!!
An urn contains 20 blue balls 30 yellow balls and 50 red balls.Suppose 5 balls are drawn randomly each at a time without replacement from the urn.

let G be the event that exactly one ball is yellow and one ball is red among the 5 chosen balls.

(a)Find the probability of Event G.
(b)Find the probability of Event G given that at least three chosen balls are blue.

anonymous · Answer

i have no idea  whatsoever but who the h*ll made this question and decided to put the balls in an urn??