Instructions

Write a program that asks the user to enter five test scores. The program should display a letter grade for each score and the

average test score.

Write the following methods in the program:

calcAverage$-$This method should accept five test scores as arguments and return the

average of the scores.

determineGrade$-$This method should accept a test score as an argument and return a

letter grade for the score, based on the following grading scale:

Score $90-100$ Letter grade A

Score $80-89$ Letter Grade B

Score $70-79$ Letter Grade C

Score $60-69$ Letter Grade D

Below $60$ Letter Grade F

Your Class should be named TestAverageAndGrade