How Much Does It Cost To Make 1 Penny And 1 Nickel Am New And Not Sure How This Goes....please Any Advicesss.....?

Am new and not sure how this goes....please any advicesss.....? - how much does it cost to make 1 penny and 1 nickel

everything seems rite, but I got my plate, DMS, NCP, SNPs with decimals in 2.0,6.0, and I'm not sure how to change

java.util.Scanner import;
Public class Subtract
(
public static void main (String [] args)
(
Costs twice, changing area, penny, nickel, Penni ...
Keyboard = new Scanner (System.in);
System.out.println ( "Purchase amount less than 1.00);
keyboard.nextDouble cost = ();

Change Cost = 100;
quarters = (int) change/25;
Pennies = (int) change/10;
Nickels = (int) rate / 5;
Pennies = (int) Change / 1;

System.out.println ( "fee" + cost);
System.out.println ( "Change:" +) change;
System.out.println ( "The number of quarters is as follows: & quot, +) district;
System.out.println ( "The number of pennies is:" +) pennies;
System.out.println ( "The number of nickel is:" + nickel);
System.out.println ( "The number of elements is:" +) cents;
)
)