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प्रश्न
One card is randomly drawn from a pack of 52 cards. Find the probability that: the drawn card is an ace.
बेरीज
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उत्तर
In randomly drawing a card from 52 cards.
n(S) = 52.
Let B denote the event that drawn card is an ace.
n(B) = 4
n(S) = 52
P(B) = ?
∴ P(B) = `"n(B)"/"n(S)" = 4/52 = 1/13`
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