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Question
A basket contains 4 red, 5 blue and 3 green marbles. If three marbles are picked up at random what is the probability that at least one is blue ?
Options:
A .  $$\frac{7}{12}$$
B .  $$\frac{37}{44}$$
C .  $$\frac{5}{12}$$
D .  $$\frac{7}{44}$$
E .  None of these
Answer: Option B
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