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10th Class Mathematics Probability Question Bank Probability

  • question_answer
    Two cards are drawn form a pack of cards one after another so that the first card is replaced before drawing the second card. What is the probability that the first card is an ace and the second is a number card?

    A)  \[\frac{9}{169}\]          

    B)  \[\frac{1}{52}\]

    C)  \[\frac{1}{4}\]                         

    D)  \[\frac{17}{52}\]

    Correct Answer: A

    Solution :

    (a): There are 4 ace cards and 36 numbered cards, \[\therefore \] P (ace card and number card) = P (ace card) \[\times \] P (number card).                      


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