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A basket contains 4 red , 5 blue and 3 g...

A basket contains 4 red , 5 blue and 3 green marbles .
If two marbles are picked at random , what is the probability that both are red ?

A

`3/7`

B

`1/2`

C

`2/11`

D

None of the above

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The correct Answer is:
D
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