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Question

# A card is drawn at random from a regular deck of 52 cards. Find the probability of each event. A spade is drawn.

Solution

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The sample space is a regular deck of 52 cards. Since selection of a card is random, so the outcomes in $S$ are equaly likely. Let $E$ be the event of drawing a spade. Then $n(E) = 13$. Therefore $P(E) = \frac{n(E)}{n(S)} = \frac{13}{52} = \frac{1}{4}$.

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