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There Are 20 Red Marbles and 10 Blue Marbles Mixed

Question 16

Multiple Choice

There are 20 red marbles and 10 blue marbles mixed together in a cloth bag. If you reach in and pull out a marble, without looking, what is the probability of selecting a blue marble?


A) 0.75
B) 0.50
C) 0.25
D) 0.33

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