A card is drawn from a well shuffled deck of 52 cards. Find the probability that the card is a red card or a 2.

asked Aug 19, 2018 8.7k views

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5 votes

$|\Omega|=52$

There are 26 red cards and four 2's. But two 2's are red, so
|A|=26+4-2=28

$P(A)=(28)/(52)=(7)/(13)\approx54\%$

Josephap answered Aug 24, 2018

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