* c++ * Write a class called Grades, define 3 private variables as Test1, Test2 and Test3.

The class would include public setters and getters to set and get the private variables.

Write a function to calculate average of 3 Tests.

Create 2 objects as Student1 and Student2 and enter test grades for both. At the end, print average grades of

students.

Example output: Average of student1= 91.6667 Average of student2= 60.3333