Question

write a cpp program to inputs the marks of 7 subjects and find the sum and average amd display it in the output screen . assuming the fulls marks of each subject is 100 ,find the pc obtained and display it. need it before 8 pm today pls​

Answer 1

Answer:

#include <iostream>

using namespace std;

int main() {

   int nos = 7;

   double total , average , percentage;

   double grades[nos];

   cout << "Enter marks of all 7 subjects- \n";

       for(int i = 0; i < nos; i++){

           cin >> grades[i];

           total = total + grades[i];

       }

   average = total/7;

   percentage = (total/700)*100;

   cout << "Your total marks " << total << endl;

   cout << "Your average in 7 subjects is " << average << endl;

   cout << "Your percentage is " << percentage;

   return 0;

}

Explanation:

Before 8P.M