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Questions  >>  CBSE XII  >>  Math  >>  Probability
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Q)

Suppose that two cards are drawn at random from a deck of cards. Let X be the number of aces obtained. Then the value of E(X) is ?

\[ \begin{array} (A) \frac{37}{ 221} \quad & (B) \frac{5}{13} \quad & (C) \frac{1}{13} \quad & (D) \frac{2}{13} \end{array} \]

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