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A small town has three traffic lights in a row down its main street. The chance of any one light being green is 50%. What is the probability that all three traffic lights will be green at the same time?
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A small town has three traffic lights in a row down its main street. The chance of any one light being green is 50%. What is the probability that all three traffic lights will be green at the same time?

User AnderCover
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9.0k points

1 Answer

2 votes
P(GGG)=(1/2)^3

1/8

.............
User Joel Hager
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