Question

Of the two lights on Dexter

Street, the probability of the
lights being red is 20% for the
First light and 30% for the
second light. If a car is driving
down Dexter Street, what is
the probability that it does not
get stopped at either light?

Answer 1

I am pretty sure it is a 50% chance.

Explanation:

20 + 30 = 50%