Question

C program to calculate total marks percentage and grade

Answer 1

#include <stdio.h>

int main()

{

int phy, chem, bio, math, comp;

float per;

/* Input marks of five subjects from user */

printf("Enter five subjects marks: ");

scanf("%d%d%d%d%d", &phy, &chem, &bio, &math, &comp);

/* Calculate percentage */

per = (phy + chem + bio + math + comp) / 5.0;

printf("Percentage = %.2f\n", per);

/* Find grade according to the percentage */

if(per >= 90)

{

printf("Grade A");

}

else if(per >= 80)

{

printf("Grade B");

}

else if(per >= 70)

{

printf("Grade C");

}

else if(per >= 60)

{

printf("Grade D");

}

else if(per >= 40)

{

printf("Grade E");

}

else

{

printf("Grade F");

}

return 0;

}