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?

1/2

1/4

1/8

1/1

Question

Mathematics

Demarcus Barnes

4 June, 01:24

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?

1/2

1/4

1/8

1/1

+3

Answers (2)

Know the Answer?

Dustin Myers · Answer 1

One being green: 1/2 (as stated in the question)

Two being green simultaneously: 1/2 * 1/2 = 1/4

Three being green simultaneously: 1/2 * 1/2 * 1/2 = 1/8

Eden Mata · Answer 2

Your answer will be 1/8 because if one is 50% and theres three lights ... just kind of do the math

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?1/21/41/81/1

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?

1/2

1/4

1/8

1/1