10th Class Mathematics Solved Paper - Mathematics-2016 Outside Delhi Set-II

  • question_answer 4)
    From a pack of 52 playing cards. Jacks, Queens and Kings of red colour are removed. From the remaining, a card is drawn at random. Find the probability that drawn card is:
    (i) a black King,
    (ii) a card of red colour,
    (iii) a card of black colour.

    Answer:

    Since, Jacks, Queens and Kings of red colour are removed. Then,
    Total number of possible outcomes
    (i) Let be the event of getting a black king
     Favourable outcomes = king of spade and king of club.
    No. of favourable outcomes
                           
     (ii) Let  be the event of getting a card of red colour
     Favourable outcomes  cards of heart and 10 cards of diamond.
    No. of favourable outcomes
                           
     (iii) Let  be the event of getting a card of black colour
     Favourable outcomes  cards of spade and 13 cards of club.
    No. of favourable outcomes
                           


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