A certain flight arrives on time 8585 percent of the time. Suppose 146146 flights are randomly selected. Use the normal approximation to the binomial to approximate the probability that___
(a) exactly 112112 flights are on time.
(b) at least 112112 flights are on time.
(c) fewer than 113113 flights are on time.
(d) between 113113 and 119119, inclus