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hw3
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8 files changed

+123
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‎src/main/java/homework/section3/CalculateGratuity.java

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package homework.section3;
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import java.util.Scanner;
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public class CalculateGratuity {
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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.print("Enter the subtotal and a gratuity rate: ");
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int subtotal = input.nextInt();
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int gratuityRate = input.nextInt();
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double gratuity = subtotal * gratuityRate / 100.0;
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double total = subtotal + gratuity;
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System.out.println("The gratuity is $" + gratuity + " and total is $" + total);
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}
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}

‎src/main/java/homework/section3/CalculateInterest.java

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package homework.section3;
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import java.util.Scanner;
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public class CalculateInterest {
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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.println("Enter balance and interest rate: ");
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double balance = input.nextDouble();
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double annualInterestRate = input.nextDouble();
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double interest = balance * (annualInterestRate / 1200);
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System.out.println("The interest is " + interest);
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}
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}

‎src/main/java/homework/section3/CelsiusToFahrenheit.java

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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.println("Enter a degree in Celsius: ");
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System.out.print("Enter a degree in Celsius: ");
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int celsius = input.nextInt();
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double fahrenheit = (9.0 / 5) * celsius + 32;
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System.out.println(celsius + " Celsius is " + fahrenheit + " Fahrenheit");
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}
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}

‎src/main/java/homework/section3/CylinderVolume.java

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package homework.section3;
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import java.util.Scanner;
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public class CylinderVolume {
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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.print("Enter the radius and length of a cylinder: ");
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double radius = input.nextDouble();
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double len = input.nextDouble();
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double area = radius * radius * Math.PI;
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double volume = area * len;
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System.out.printf("The area is %.2f\n", area);
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System.out.printf("The volume is %.2f\n", volume);
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}
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}

‎src/main/java/homework/section3/DrivingCost.java

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package homework.section3;
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import java.util.Scanner;
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public class DrivingCost {
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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.println("Enter the driving distance: ");
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double distance = input.nextDouble();
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System.out.println("Enter miles per gallon: ");
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double milesPerGallon = input.nextDouble();
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System.out.println("Enter price per gallon: ");
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double pricePerGallon = input.nextDouble();
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double costOfDriving = (distance / milesPerGallon) * pricePerGallon;
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System.out.println("The cost of driving is $" + costOfDriving);
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}
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}

‎src/main/java/homework/section3/FeetToMeter.java

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package homework.section3;
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import java.util.Scanner;
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public class FeetToMeter {
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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.print("Enter a value for feet: ");
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double feet = input.nextDouble();
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double meter = feet * 0.305;
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System.out.printf("%.2f feet is %.4f meters", feet, meter);
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}
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}

‎src/main/java/homework/section3/PoundToKg.java

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package homework.section3;
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import java.util.Scanner;
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public class PoundToKg {
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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.print("Enter a number in pounds: ");
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double pound = input.nextDouble();
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double kg = pound * 0.454;
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System.out.println(pound + " pounds is " + kg + " kilograms");
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}
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}

‎src/main/java/homework/section3/SumDigits.java

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package homework.section3;
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import java.util.Scanner;
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public class SumDigits {
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public static void main(String[] args) {
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Scanner input = new Scanner(System.in);
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System.out.print("Enter a number between 0 and 1000: ");
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int number = input.nextInt();
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while (number > 1000 || number < 0) {
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System.out.print("Enter a number between 0 and 1000: ");
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number = input.nextInt();
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}
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int sumDigit = 0;
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while (number != 0) {
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sumDigit += number % 10;
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number /= 10;
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}
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System.out.println("The sum of the digits is " + sumDigit);
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}
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}

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