Download Chapter 2 - Faculty Website Index Valencia College

Chapter 2:
1.
public class Exercise02_01 {
// Main method
public static void main(String[] args) {
java.util.Scanner input = new java.util.Scanner(System.in);
// Enter a temperature in Celsius
System.out.print("Enter a temperature in Celsius: ");
double celsius = input.nextDouble();
// Convert it to Fahrenheit
double fahrenheit = (9.0 / 5) * celsius + 32;
// Display the result
System.out.println(celsius + " Celsius is " +
fahrenheit + " Fahrenheit");
}
}
5.
public class Exercise02_05 {
public static void main(String args[]) {
// Read subtotal
java.util.Scanner input = new java.util.Scanner(System.in);
System.out.print("Enter subtotal and gratuity rate: ");
double subtotal = input.nextDouble();
double rate = input.nextDouble();
double gratuity = subtotal * rate / 100;
double total = subtotal + gratuity;
System.out.println("The gratuity is " + gratuity +
" total is " + total);
}
}
13.
import java.util.Scanner;
public class Exercise02_13 {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.print("Enter monthly saving amount: ");
double monthlyDeposit = input.nextDouble();
double currentValue = monthlyDeposit;
// First month value
currentValue = currentValue * (1 + 0.00417);
System.out.println("After the first month, the account value is "
+ currentValue);
// Second month value
currentValue = (currentValue + monthlyDeposit) * (1 + 0.05 / 12);
System.out.println("After the second month, the account value is "
+ currentValue);
// Third month value
currentValue = (currentValue + monthlyDeposit) * (1 + 0.05 / 12);
System.out.println("After the third month, the account value is "
+ currentValue);
// Fourth month value
currentValue = (currentValue + monthlyDeposit) * (1 + 0.05 / 12);
// Fifth month value
currentValue = (currentValue + monthlyDeposit) * (1 + 0.05 / 12);
// Sixth month value
currentValue = (currentValue + monthlyDeposit) * (1 + 0.05 / 12);
System.out.println("After the sixth month, the account value is "
+ currentValue);
}
}
23.
import java.util.Scanner;
public class Exercise02_23 {
public static void main(String args[]) {
Scanner input = new Scanner(System.in);
System.out.print("Enter the driving distance: ");
double distance = input.nextDouble();
System.out.print("Enter miles per gallon: ");
double milesPerGallon = input.nextDouble();
System.out.print("Enter price per gallon: ");
double pricePerGallon = input.nextDouble();
System.out.println("The cost of driving is $" +
(distance / milesPerGallon) * pricePerGallon);
}
}