There is a traffic light at the intersection of walnut street and lawrence avenue. the traffic light on walnut street follows a cycle. it is green for 50 seconds, yellow for 10 seconds, and red for 30 seconds. as you travel along walnut and approach the intersection, what is the probability that the first color you see is red?

1/5

1/3

3/5

1/2

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit