Game of cards

In a pack of 52 cards there are four equal suits, two of black and two of red. If we remove two random cards, what is the probability that the two cards are of the same colour?


The answer is 0.49.

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1 solution

Mitesh Warang
Jul 14, 2014

Sample space= C 2 52 C_{2}^{52}

S=1326

Let A be the event of two cards of same colours

A= 2 × ( C 2 26 2\times(C_{2}^{26} )

Probability P(A)=0.49

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