A jar contains 10 red marbles and 30 blue marbles.A random sample of n = 3 marbles is selected from the jar.If the first two marbles are both blue, what is the probability that the third marble will be red?
A)10/37
B)10/38
C)10/40
D)8/38

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The Answer of A jar contains 10 red marbles and 30 blue marbles.A random sample of n = 3 marbles is selected from the jar.If the first two marbles are both blue, what is the probability that the third marble will be red?
A)10/37
B)10/38
C)10/40
D)8/38

A Jar Contains 10 Red Marbles and 30 Blue Marbles