Question: (15 points) A consumer organization estimates that over a 1-year period 17% of cars will need to be repaired once, 7% will need repairs twice, and 4% will require three or more repairs. What is the probability that a car chosen at random will need

1. no repairs at all?
2. No more than one repair? (Hint: this is the same as: probability of one repair or no repair).
3. Some repairs? (hint: this is the same as: probability of once, or twice, or three & more)

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