Invoke

BBaileyInvoke.java

// name:  
// purpose: demonstrate further method prowess

public class BBaileyInvoke 
{
 
 // method piggyBank(): returns what the change is worth in cents
  public static int piggyBank(int pennies, int nickles, int dimes, int quarters, int halfDollars) //creates the piggyBank method, which takes the arguments pennies, nickles, dimes, quarters, and halfDollars
   {
    double money = (pennies *.01) + (nickles*.05) + (dimes*.1) + (quarters*.25) + (halfDollars*.5); //calculates the amount of money needed
    return ((int)(money*100)); //returns the amount of money as an integer in cents
   }
 // method mp3Sizer(): estimates the number of gB needed to store media
  public static int mp3Sizer(int songs, int videos, int photos) //creates the mp3Sizer method, which accepts the arguments songs, videos, and photos
   {
    final double songsize = 3.04; //creates a constant that tells Java how big songs are in megabytes
    final double videosize = 89.3; //does the same for videos
    final double photosize = 1.72; //does the same for photos
    double gb = (Math.ceil(((songsize*songs) + (videosize*videos) + (photosize*photos))/1024)); //calculates the size in mB, divides by 1024 to get gB, and rounds up
    return (int)gb; //returns the the value gb as an integegr
   } 
}