**Answer:**

The complete answer is explained below.

**Step-by-step explanation:**

The problem is demanding to simply determine the number of years each color light would last.

We know the following information from the question:

- As it is clear that a red light remains TURNED ON 50% of the time.
- Green remains TURNED ON 42% of the time
- Yellow remains TURNED ON 8% of the time.

Also the bulbs for each color are LED and are designed to last 100,000 hours. So, each light does last 100,000 hours.

lets make conversions

As

Dividing hours by hours would bring days

Dividing days by days would bring years, meaning 11 years and 4 months.

**Keywords:** light, conversion, day, hours

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