Answer to Question #298784 in C++ for Tabie

Question

Write a program to calculate the sum and average of your various courses and use it to determine your grading point

If grade is equal to or greater than 70 your grade is A

If grade equivalent or greater than 60 your grade is B

If grade equivalent or greater than 50 your grade is C

If grade equivalent or greater than 45 your grade is D

If grade equivalent or greater than 40 your grade is E

Anything below your grade is F.

Answer 1

#include<iostream>

using namespace std;

int main()
{
	int numCourses=0;
	double sum=0;
	double grade;
	cout<<"Please, enter grading points of various courses (-1 - exit): ";
	do
	{
		cin>>grade;
		if(grade>=0)
		{
			sum+=grade;	
			numCourses++;
		}
	}while(grade>=0);
	
	double averageGrd=sum/numCourses;
	cout<<"Your grade is ";
	if(averageGrd>=70)
		cout<<"A";
	else if(averageGrd>=60)
		cout<<"B";
	else if(averageGrd>=50)
		cout<<"C";
	else if(averageGrd>=45)
		cout<<"D";
	else if(averageGrd>=40)
		cout<<"E";
	else 
		cout<<"F";
	
}