railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Probability

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 in blue?

1
\(\frac{5}{7}\)
2
\(\frac{10}{21}\)
3
\(\frac{10}{14}\)
4
\(\frac{6}{21}\)
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