A major hurricane is a hurricane with wind speeds of 111 miles
per hour or greater. During the last century, the mean number of
major hurricanes to strike a certain country's mainland per year
was about 0.59 Find the probability that in a given year (a)
exactly one major hurricane will strike the mainland, (b) at most
one major hurricane will strike the mainland, and (c) more than
one major hurricane will strike the mainland.