Answered: Write a program that uses a while loop…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Write a program that uses a while loop to generate a table showing the 7% sales tax and total charge for subtotals from $0.20 to $5.00 in $0.20 intervals (see required output). Dollar signs are not required. Use a properly named constant for the tax rate. The values in all three columns should be centered in columns 9 characters wide. Include underlined headings centered over each column as shown.

SUBTOTAL SALES TAX
ТОТAL
0.20
0.01
0.21
0.40
0.03
0.43
0.60
0.04
0.64
0.80
0.06
0.86
4.60
0.32
4.92
4.80
0.34
5.14
5.00
0.35
5.35

Expert Solution

Java Code

import java.util.*;
import java.text.*;
class Main {

    public static void main(String[] args) {
        DecimalFormat df = new DecimalFormat("#0.00");
        System.out.println("SUBTOTAL  SALES TAX  TOTAL");
        System.out.println("________  _________  _____");
        double subtotal = 0.20;
        while(subtotal<=5.20){
            System.out.println("  "+ df.format(subtotal) + "  \t " + df.format(0.07*subtotal) + " \t " + df.format(subtotal + (0.07*subtotal)));
            subtotal+= 0.20;
        }
    }
}

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