If the car can carry up to 5 people, including the driver, then Hinton and up to 4 of his friends can ride in the car. this is because If the car can carry up to 5 people, including the driver, then it means there are 4 seats available for passengers. Since Hinton is the one being driven, he occupies one of those seats, leaving 4 seats available for his friends. Therefore, Hinton and up to 4 of his friends can ride in the car.