Answer to Question #257521 in Java | JSP | JSF for Nikhil Sahoo

Question

Define a class IncomeTax having the following description:

Data members/instance variables

int pan - to store permanent account number

String name - to store name of person

int income - to store annual income of the person

double tax - to store tax to be paid by the person

Member functions:

IncomeTax () -- constructor to initialize pan as 0, name as null and income as 0

input() - to accept pan, name and income.

calculate() - to calculate tax for a person as per following condition

Total Income Tax (in %)

Less than Rs. 200000 8%

Rs. 200001 to Rs. 500000 15%

Rs. 500001 to Rs. 100000 25%

Above Rs. 100000 30%

display()- To display the details.

Create an object in the main() method and invoke the above function to perform the above work. 

Answer 1

import java.util.Scanner;


class IncomeTax {
	private int pan;// - to store permanent account number
	private String name;// - to store name of person
	private int income;// - to store annual income of the person
	private double tax;// - to store tax to be paid by the person


	// Member functions:
	/**
	 * constructor to initialize pan as 0, name as null and income as 0
	 */
	public IncomeTax() {
		this.pan = 0;
		this.name = null;
		this.income = 0;
	}


	/**
	 * input() - to accept pan, name and income.
	 */
	public void input() {
		Scanner keyBoard = new Scanner(System.in);
		System.out.print("Enter pan: ");
		pan = keyBoard.nextInt();
		keyBoard.nextLine();
		System.out.print("Enter name: ");
		name = keyBoard.nextLine();
		System.out.print("Enter income: ");
		income = keyBoard.nextInt();
		keyBoard.close();
	}


	/**
	 * calculate() - to calculate tax for a person as per following condition Total
	 * Income Tax (in %) Less than Rs. 200000 8% Rs. 200001 to Rs. 500000 15% Rs.
	 * 500001 to Rs. 100000 25% Above Rs. 100000 30%
	 * 
	 * @return
	 */
	public double calculate() {
		if (income <= 200000) {
			return (double) income * 0.08;
		}
		if (income >= 200001 && income <= 500000) {
			return (double) income * 0.15;
		}
		if (income >= 500001 && income <= 100000) {
			return (double) income * 0.25;
		}
		return (double) income * 0.30;
	}


	/**
	 * display()- To display the details.
	 * 
	 */
	public void display() {
		System.out.println("Pan: " + pan);
		System.out.println("Name: " + name);
		System.out.println("Income: " + income);
		System.out.printf("Total Income Tax: %.2f\n\n", calculate());
	}


}


public class App {


	public static void main(String[] args) {
		// Create an object in the main() method and invoke the above function to
		// perform the above work.
		IncomeTax IncomeTax = new IncomeTax();
		IncomeTax.input();
		IncomeTax.display();


	}
}