Use java programming for the following problem:

For research purposes and to better help students, the admissions office of your local

university wants to know how well a student performs in certain courses. The user will enter

the student GPAs for THREE courses. It is required to compute and output the average GPA for

the student.

The class should use the following functions.

getgrades: This function asks the user for $3$ GPA's $($use $3$ variables: GPAI, GPA$2,$ GPA$3).$

sum: This function finds the sum of the student's GPA's $($GPAI$+$GPA$2+$GPA$3).$

average: This function finds the average GPA.

print: This function outputs the relevant results