ASSIGNMENT

You are going to enhance the prior assignment by doing the following.

Create a class that contains all prior functions, you must convert the functions to methods of that class $($do not create static methods, see the lesson for the correct way to create a class$)$

Test the application $($You can create your own application to demonstrate the usage of the class library$)$

Optional assignment $1$

$1)$ Create a math class that contains add and subtract methods

$2)$ Create a sub$-$class using inheritance to add multiply and divide methods

$3)$ Create a simple program to demonstrate the usage of the inherited class.

Optional assignment $2$

$1)$ Create an employee class $($id$,$ name, hourly rate, hours worked, pay $($hourly rate $*$ hours worked$)$

$2)$ Create a simple program to demonstrate the usage of the above class, the user will input $($id$,$ name, hourly rate, and hours worked$),$ and the class will calculate the pay per employee. Be creative in how to display the data.

Optional assignment $3$

$1)$ Create a final grade class that will accept the weekly percentage grade to calculate the final grade.

$2)$ Create a simple program to demonstrate the usage of the above class, the user will input the weekly percentage grades and the program will calculate the final grade $($use the "average equation" to calculate the final$)$

$3)$ create a dictionary with corresponding letter grades and use them as the output.