The traffic light at the center of town is green for 45 seconds, then yellow for 5 seconds, then red for 40 seconds, at which point the cycle repeats. if a car approaches the traffic light at a random time, what is the probability that the traffic light will be green? a. 1/9 b. 1/8 c. 1/2 d. 8/9

C, 1/2 of the time.

Step-by-step explanation:

all the seconds added together is 90. 45 is half of 90, so half the time the light will be green, the cars will have a 50% chance of coming up to a green light.

add an !

step-by-step explanation:

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94