QUESTION 2:
a). Write a C++ program to read five students score marks from keyboard and print the average of the
student score.
b). Improve the question in part (a) above, write a C++ program to evaluate student marks as follows:
Marks > 90 display “A – Excellent”
Marks > 75 display “B+ – Very good”
Marks > 60 display “B – Good”
Marks > 40 display “C – Need to work hard”
Otherwise display “Failed – Poor work”
NB: Marks is an average computed of for Five Exams scores