Sweet tea has 2 orange picks for every 5 green. I'd there are 21 picks in all, how many picks are orange?
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Answer:
Step-by-step explanation:
Total number of cards in a deck = 52
Number of red cards = 26
Number of cards not red =
Number of ways to draw not red cards =
Total ways to draw 3 cards =
The probability that none of three cards are red =
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Now , the probability that at least one of the cards drawn is a red card = 1- Probability that none cards are red
Hence, the required probability =