Ride

public class Ride {
private final int passengers;
private final int distance;
private final int duration;
private final Tariff tariff;
public Ride (int passengers,int distance,int duration,Tariff tariff) {
	this.passengers = passengers;
	this.distance = distance;
	this.duration = duration;
	this.tariff = tariff;
}
public int getPassengers() {
	return passengers;
}
public int getDistance() {
	return distance;
}
public int getDuration() {
	return duration;
}
public long getPrice() {
	return tariff.calculatePrice(this);
}
@Override
public String toString() {
	return "Ride{"+"passengers=" + passengers+",distance=" + distance +",duration=" + duration+",tariff="+tariff+'}';

}
}



public class FamilyTariff implements Tariff{

	@Override
	public long calculatePrice(Ride ride) {
		return 50+20*ride.getDistance()/ride.getPassengers();
	}

}


	import java.util.ArrayList;
import java.util.List;
public class RidesHistory {
	private final List<Ride>rides = new ArrayList<>();
	public void addRide(Ride ride) {
		rides.add(ride);
	}
	public long getTotalPrice() {
		long total = 0;
		for (Ride ride : rides) {
			total+=ride.getPrice();
		}
		return total;
	}
	@Override
	public String toString() {
		return "RidesHistory{"+"rides="+ rides+'}';
	}
	}



public class StandartTariff implements Tariff {

	@Override
	public long calculatePrice(Ride ride) {
		return 30+5*ride.getDistance()+2*ride.getDuration();
	}

}


public interface Tariff {
   long calculatePrice(Ride ride);
}



public class TaxiRunner {

	public static void main(String[] args) {
		Tariff familytariff = new FamilyTariff();
		Tariff standarttariff = new StandartTariff();
		Ride ride1 = new Ride(4, 15, 40, familytariff);//125
		Ride ride2 = new Ride(1,20,55,standarttariff);//240
		RidesHistory ridesHistory = new RidesHistory();
		ridesHistory.addRide(ride1);
		ridesHistory.addRide(ride2);
		System.out.println("One:"+ride1.getPrice());
		System.out.println("Two:"+ride2.getPrice());
	}

}