Atypical traffic signal is programmed on a timer so that it is red 50% of the time, green 42% of the time, and yellow 8% of the time. the bulbs for each color are led and are designed to last 100,000 hours. how many years does each color light last? give your answer in years and months (rounded to the nearest month). what is the problem asking? what do we know? how did you solve the problem? explain your steps.