SOLUTION: A bag contains 6 red, 3 black and 6 white balls. A ball is selected at random from the bag.
Find the probability that the selected ball is :
(a) red or black
(b) not black
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Probability-and-statistics
-> SOLUTION: A bag contains 6 red, 3 black and 6 white balls. A ball is selected at random from the bag.
Find the probability that the selected ball is :
(a) red or black
(b) not black
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Question 844909: A bag contains 6 red, 3 black and 6 white balls. A ball is selected at random from the bag.
Find the probability that the selected ball is :
(a) red or black
(b) not black Answer by Fombitz(32388) (Show Source):