On our way to work we encounter two traffic lights which operate independently of one another.  If there is a 50% chance that we will be stopped by the first of the two lights, and there is a 40% chance that we will be stopped by the second light, what is the probability that we will be stopped by at least one of the lights?

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
icon
Related questions
Question

On our way to work we encounter two traffic lights which operate independently of one another.  If there is a 50% chance that we will be stopped by the first of the two lights, and there is a 40% chance that we will be stopped by the second light, what is the probability that we will be stopped by at least one of the lights?

Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Recommended textbooks for you
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL