SOLUTION: Hi There are 4 red balls 6 green balls and 5 yellow balls. Jane picks a ball at random without replacement. Find the probability that A red ball is picked A yellow ball is

Question 1154027: Hi
There are 4 red balls 6 green balls and 5 yellow balls. Jane picks a ball at random without replacement. Find the probability that
A red ball is picked
A yellow ball is not picked.
Thanks
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
P(red) = (# of red) / (total # of balls) = 4/(4+6+5) =
P(not yellow) = P(red or green) / (total #) = (4+6)/(4+6+5) = 10/15 = --OR-- you can say P(not yellow) = 1 - P(yellow) = 1 - (5/15) = 10/15 = 2/3
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