Interest.java

package nadine;
/**
 * This class implements a simple program that
 * will compute the amount of interest that is
 * earned on $17,000 invested at an interest
 * rate of 0.027 for one year. The interest and 
 * the value of the investment after one year are 
 * printed to standard output.
 */
public class Interest {
	public static void main(String[] args) {
		
		/* Declare the variables. */
		double principal;      // the value of the investment.
		double rate;           // the annual interest rate.
		double interest;       // interest earned in one year.
		
		/* Do the computations. */
		
		principal = 17000;
		rate = 0.027;
		interest = principal * rate; // compute the interest.
		
		principal = principal + interest;
			 // Compute value of interest after one year, with interest.
			 //(Note: The new value replaces the old value of principal.)
		/* Output the results. */
		
		System.out.print("The interest earned in $");
		System.out.println(interest);
		System.out.print("The value of the investment after one year is $");
		System.out.println(principal);
	} // end of main()
} // end of class Interest