BlueJ Program on Fine For Late Return of Book

This is a BlueJ Program on Library late fine calculation.

Write a program to enter number of days late to return a book and display fine amount as per chart.

Number of days	Fine per day (Rs)
First 5	1.50
Nest 7	2.50
Nest 15	5.00
Above 27	10,00

import java.util.*;

public class LateFine

{

    Scanner sc=new Scanner(System.in);

    int d;

    double fine;

   

    public void takeDatas()

    {           

            System.out.print("\nEnter Number of Days Late in Returning Book:");

            d=sc.nextInt();

            if(d<=5)

            {

                 fine=d*1.50;

                 d=0;

                }

                else

                {

                     fine=5*1.50;

                     d=d-5;

                    }

                 if(d<=7 && d >0)

            {

                 fine=fine+d*2.50;

                 d=0;

                }

                else if(d >0)

                {

                     fine=7*2.50;

                     d=d-7;

                    }

                    if(d<=15 && d >0)

            {

                 fine=fine+d*5.00;

                 d=0;

                }

                else if(d >0)

                {

                     fine=15*5.00;

                     d=d-15;

                    }

                    if(d >0)

                    {

                        fine=d*15.00;

                    }

          

        System.out.println("\nTotal Fine:"+fine);

       

    }

           

                  

            public static void main(String args[])

            {

                 LateFine obj=new LateFine();

                 obj.takeDatas();

             }

            }