A sales company purchases 15 new cars for its top salespeople: 6 identical Chevrolets, 5 identical Fords, and 4 identical Toyotas. a) If 5 of these 15 cars are randomly assigned to the salespeople, what is the probability that none of them is a Ford? b) If 3 of the 15 cars are randomly assigned to the salespeople, what is the probability that at least 2 of them are Toyotas? c) If 3 of the 15 cars are randomly assigned to the salespeople, what is the probability that they are all a different model? d) If the company parking lot has 15 parking spaces in a row and the 15 new cars were parked at random, what is the probability that all the same-model cars would end up being parked next to each other? Answers: a) 0.084 b) 0.154 c) 0.264 d) 0.000009514

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