A bag holds 4 red marbles and 5 green marbles. If you removed two randomly selected marbles from the bag, without replacement, what is the probability that both would be red? Choose the correct choice from the following options.
A) 1/10 B) 1/6 C) 3/10 D) 2/5 E) 1/4
probability of selecting first red marble = 4/9   probability of selecting second red marble without replacement = 3/8   final probability = 4/9 * 3/8 = 1/6   The correct answer is 1/6.
<result>B</result>
A bag holds 4 red marbles and 5 green marbles. If you removed two randomly selected marbles from the bag, without replacement, what is the probability that both would be red?