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What is the probability of drawing a heart or club from a pack of cards?
Probability of drawing a heart: 1/4 Probability of drawing a club: 1/4 Probability of drawing a heart or a club: 1/4 + 1/4 = 2/4 = 1/2
What is probability of drawing a card that is red with an even number from a full deck of cards?
It is 20/52 or 5/13.
What is the probability of drawing a 9?
The answer depends on drawing a 9 from WHAT!
What is the probability of drawing an ace or a diamond?
In a standard 52 card deck, the probability of drawing an ace is 1/13, and the probability of drawing a diamond is 1/4. The probability of drawing both an ace and a diamond is 1/52.Thus the probability of drawing an ace or a diamond is1/13 + 1/4 - 1/52 = 4/13 or about .308.
What is the probability of drawing a jack or queen or king?
The probability of drawing a jack is, P(J) = 1/13.The probability of drawing a queen is, P(Q) = 1/13.The probability of drawing a king is, P(K) = 1/13.The probability of drawing a jack or drawing a queen or drawing a king is;P(J or Q or K) = 1/13 + 1/13 + 1/13 = 3/13 = 0.23076923... ≈ 23.1%.
