1 (a) What is the probability that a domestic airfare is $572 or more? (Round your answer to four decimal places.) (b) What is the probability that a domestic airfare is $230 or less? (Round your answer to four decimal places.) (c) What is the probability that a domestic airfare is between $300 and $490 ? (Round your answer to four decimal places.) (d) What is the minimum cost in dollars for a fair to be included in the highest 9% of domestic airfares? (Round your answer to the nearest integer)