// Grade with a letter grade assigned // J. Joy #include using namespace std; main() { int midterm, final, average; char letterGrade; cout<<"Enter midterm grade:"; cin>>midterm; cout<<"Enter final grade:"; cin>>final; average = (midterm + final)/2; cout<<"Your average is "<= 90) letterGrade = 'A'; else if (average >=80) letterGrade = 'B'; else if (average >=70) letterGrade = 'C'; else if (average >=60) letterGrade = 'D'; else letterGrade = 'F'; cout<<"Your grade is "<