An estimated 1,690,000 children were runaways in 1999.
a. For the runaway children in 1999, the probability of running away was 0.2 in the winter, 0.2 in the spring, and 0.2 in the fall. What was the probability of running away in the summer?
b. Altogether, about 1,676,200 of those children returned to their homes. What was the probability of returning?