Question

using java: An electronics company sells circuit boards at a 40 % profit. If you know the retail price of a circuit board, you can calculate its profit with the following formula: Profit = Retail price x 0.4 Write a program that asks the user for the retail price of a circuit board, calculates the amount of profit earned for that product, and displays the results on the screen. please help. i dont understand how to plug in the numbers for profit and retail price

Answer 1

RetailTest.java

import java.util.Scanner;

public class RetailTest {

  
   public static void main(String[] args) {
       Scanner scan = new Scanner(System.in);
       double retailCost = 0;
      
       do{
       System.out.print("Enter the retail price of a circuit board: ");
       retailCost = scan.nextInt();
       }while(retailCost <= 0);
       double profit = retailCost * 0.4;
      
       System.out.println("Profit is "+profit);
      
   }
  
}

Output:

Enter the retail price of a circuit board: 100
Profit is 40.0