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A box contains 3 orange balls, 3 green b...

A box contains 3 orange balls, 3 green balls and 2 blue balls. Three balls are drawn at random from the box without replacement. The probability of drawing 2 green balls and one blue ball is ..........

A

`(3)/(28)`

B

`(2)/(21)`

C

`(1)/(28)`

D

`(167)/(168)`

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The correct Answer is:
A
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KUMAR PRAKASHAN-PROBABILITY-Solutions of NCERT Exemplar Problems (Objective type Questions)
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  16. For the following probability distribution E(X^(2)) is equal to ....

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  17. Suppose a random variable X follows the binomial distribution with par...

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