Four cards are drawn at random from a pack of 52 cards. find the probability that (i) they are a king, a queen, a jack and an ace. (ii) two are kings and two are queens. (iii) two cards are black and two are red. (iv) there are two cards of hearts and two cards of diamonds. (b) in shuffling a pack of cards, four are accidentally dropped, find the chance that the missing cards should be one from each suit.
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(¡) 1/52
(¡¡) 6/52=3/26
(¡¡) 6/52=3/26
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Answer:
ii). 4C2*4C2/52C2
Step-by-step explanation:
No. of the possible ways to draw 2 kings = 4C2.
No. of the possible ways to draw 2 queens = 4C2.
No. of the possible ways to draw 2 kings and 2queens = 4C2*4C2.
No. of the possible ways to draw 4 cards from a pack of 52 cards = 52C4.
(4C2*4C2)/52C4.
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