Acar maker claims that its new hybrid car can travel more than 3 times the distance traveled by a normal car on a single gallon of gas. a normal car goes 15 miles on a gallon of gas. which is the simplest inequality that represents the distance (x) that the hybrid car should travel on a gallon of gas to prove the claim? a)x > 5 b) x > 15 c) x > 30 d) x > 45