The traffic lights at a certain intersection in the city of Pasadena show green for 50 seconds, yellow for 4 seconds, and red for 30 seconds. (a) Charlie was distracted when he drove through the intersection without paying attention to the traffic lights. What is the probability that he entered the intersection during a red light? (b) Joan was seen driving through the intersection when the traffic light was not showing red. What is the probability that she entered the intersection when the light was yellow?

The traffic lights at a certain intersection in the city of Pasadena show green for 50 seconds, yellow for 4 seconds, and red for 30 seconds. (a) Charlie was distracted when he drove through the intersection without paying attention to the traffic lights. What is the probability that he entered the intersection during a red light? (b) Joan was seen driving through the intersection when the traffic light was not showing red. What is the probability that she entered the intersection when the light was yellow?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.8: Probabilities Of Disjoint And Overlapping Events

Problem 2C

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