Question: a. Create an application named NumbersDemo whose main() method holds two integer variables. Assign values to the variables. In turn, pass each value to methods

a. Create an application named NumbersDemo whose main() method holds two integer variables. Assign values to the variables. In turn, pass each value to methods named displayTwiceTheNumber(), displayNumberPlusFive(), and displayNumberSquared(). Create each method to perform the task its name
implies. Save the application as NumbersDemo.java.

b. Modify the NumbersDemo class to accept the values of the two integers from a user at the keyboard. Save the file as NumbersDemo2.java.

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