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A box contains 3 red, 4 white and 2 blac...

A box contains 3 red, 4 white and 2 black balls. The number of ways in which 3 balls can be drawn from the box, so that at least one ball is red , is ( all balls are different )

A

45

B

64

C

84

D

85

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The correct Answer is:
B
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