public class Car { private static final int MAX_SPEED = 250; private String name; private int speed; private int distance; public String getName() { return name; } public void setName(String name) { this.name = name; } public void setSpeed(int speed) { this.speed = speed; } public int getDistance() { return distance; } public void calculateAndSaveDistance(int time) { distance = speed * time; } public boolean isSpeedValid(int speed) { return speed > 0 && speed <= MAX_SPEED; } }