Problem-Solving and Data AnalysisEasyProbability of winning a raffle
Problem-Solving and Data Analysis practice question
Of the 50 tickets in a raffle, Amira bought 4. If one winning ticket is drawn at random, what is the probability that Amira wins?
Answer: 2/25 or .08 or 0.08
4 of the 50 tickets are hers, so the probability is 4/50 = 2/25.
Common wrong answers
- If you answered 4
- 4 is the count of her tickets, not a probability.
- If you answered 1/50
- 1/50 counts only one of her tickets.
- If you answered 1/4
- 1/4 inverts her four tickets.
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