1. A spinner has red, green, blue, and yellow. The probability of spinning a red is 0.4, the probability of spinning a blue is 0.05 and the probability of spinning a yellow is 0.25. What is the probability of spinning a green?

2. Miguel entered a contest offering prizes to the top 3 finishers. The probability of winning 1st is 12%, the probability of winning 2nd is 18% and probability of winning 3rd is 20%. What is the probability that Miguel will not win any prize?

3. The odds of winning a contest are 1:50. What is the probability of winning the contest?

4. The odds against a spinner landing on yellow are 3:1. What is the probability the spinner will not land on yellow?

5. The probability of a thunderstorm is 80%. What are the odds that there will be a thunderstorm?

6. The odds of selecting a red card from a box of cards are 2:5. What is the probability of not selecting a red card from a box?

Question

Miya Mckinney

29 September, 13:41

+1

Answers (1)

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Wilkinson · Answer 1

1: 30%

2: 50%

3: 2%

4: 33. 3%

5: 80% chance of thunderstorm

6: 60% of not selecting red