| 1. | If one letter is chosen at random from the word frightens, what is the probability that the letter chosen is the letter "i"?
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| | 2. | A number cube has 6 sides. The sides are numbered 1 to 6. If the cube is thrown once, what is the probability of rolling the number 5?
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| 3. | If one letter is chosen at random from the word deceive, what is the probability that the letter chosen is the letter "e"?
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| | 4. | If one letter is chosen at random from the word none, what is the probability that the letter chosen is the letter "o"?
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| 5. | A bag contains 2 green marbles, 6 red marbles, 3 purple marbles, 2 blue marbles, and 3 yellow marbles. What is the probability of pulling out a green or a red marble?
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| | 6. | A number cube has 6 sides. The sides are numbered 1 to 6. If the cube is thrown once, what is the probability of rolling the number 2 or the number 4?
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| 7. | If one letter is chosen at random from the word excellence, what is the probability that the letter chosen is the letter "x"?
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| | 8. | A number cube has 6 sides. The sides have the numbers 9, 3, 4, 2, 3, and 4. If the cube is thrown once, what is the probability of rolling an odd number?
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| 9. | A number cube has 6 sides. The sides have the numbers 1, 9, 5, 9, 6, and 9. If the cube is thrown once, what is the probability of rolling the number 1 or the number 6?
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| 11. | If one letter is chosen at random from the word chef, what is the probability that the letter chosen is the letter "f"?
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| | 12. | A bag contains 3 yellow marbles, 19 purple marbles, 5 blue marbles, 14 green marbles, and 2 red marbles. What is the probability of pulling out a yellow marble?
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| 13. | If one letter is chosen at random from the word warrior, what is the probability that the letter chosen is the letter "r"?
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| | 14. | Un cube numérique à six faces. Les faces sont numérotées de 1 à 6. Si le cube est lancé une fois, quelle est la probabilité d'avoir un nombre pair ?
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