For each probability and percentile problem, draw the picture. The speed of cars passing through the intersection of Blossom Hill Road and the Almaden Expressway varies from 10 to 35 mph and is uniformly distributed. None of the cars travel over 35 mph through the intersection.   State "P(20 < X < 51) = ___" in a probability question. What is the probability that the speed of a car is below 20 or above 51 mph? What is the probability that the speed of a car is below 20 given that it is below 51 mph?     What is the probability that the speed of a car is between 20 and 51 m

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For each probability and percentile problem, draw the picture.

The speed of cars passing through the intersection of Blossom Hill Road and the Almaden Expressway varies from 10 to 35 mph and is uniformly distributed. None of the cars travel over 35 mph through the intersection.

 

State "P(20 < X < 51) = ___" in a probability question.

What is the probability that the speed of a car is below 20 or above 51 mph?
What is the probability that the speed of a car is below 20 given that it is below 51 mph?    
What is the probability that the speed of a car is between 20 and 51 mph?
What is the probability that the speed of a car is exactly 20 or 51 mph?


Draw the picture and find the probability. (Enter your answer as a fraction.)

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