railway Gujarat Metro SCTO Mock Test 2023 Mathematics Probability Probability of Random Experiments

A box contains 7 blue and 5 pink balls. Three balls are drawn at random. The probability that two blue and one pink balls are drawn is

1

\(1\over5\)

2

\(21\over44\)

3

\(1\over7\)

4

\(1\over3\)

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