At a gas station, 84% of customers buy gasoline, 9% of customers buy gasoline and a beverage, and 5% of customers buy gasoline and a snack.a. What is the probability that a customer who buys gasoline also buys a beverage? Express your first answer as a simplified fraction, and round your percent answer to the nearest tenth.b. What is the probability that a customer who buys gasoline also buys a snack? Express your first answer as a simplified fraction, and round your percent answer to the nearest tenth.