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Study the given information carefully and answer the question that follow:A basket contains 4 red 5 blue and 3 green marbles.
If two marbles are drawn at random what is the probability that both are red ?
$$\frac{3}{7}$$
$$\frac{1}{2}$$
$$\frac{2}{11}$$
$$\frac{1}{6}$$
None of these
Probability that both the balls are red = $$\frac{^4C_2}{^{12}C_2} = \frac{1}{11}$$
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