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Question
A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?
Options:
A .  $$\frac{{10}}{{21}}$$
B .  $$\frac{{11}}{{21}}$$
C .  $$\frac{{2}}{{7}}$$
D .  $$\frac{{5}}{{7}}$$
Answer: Option A

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