Question

write the following methods and provide a program to test them.

double average(double x, double y, double z), returning the average of the arguments.

in java 1.7

Answer 1

import java.util.Scanner;

public class AverageThree {

    public static double average(double x, double y, double z) {
        return (x + y + z) / 3.0;
    }

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.print("Enter three numbers: ");
        double x = in.nextDouble();
        double y = in.nextDouble();
        double z = in.nextDouble();
        System.out.println("Average of three numbers is " + average(x, y, z));
    }
}