Q. Calculate % of 3 sub. marks ?

THE OUTPUT WOULD BE

 
#include<stdio.h>
#include<conio.h>
  void main( )
  {    clrscr( );
        float m1,m2,m3,p;
        int t;
        printf("Enter marks obtain in Physics : ");
        scanf("%f",&m1);
        printf("Enter marks obtain in Chemistry : ");
        scanf("%f",&m2);
        printf("Enter marks obtain in Mathematics : ");
        scanf("%f",&m3);
        t=m1+m2+m3;
        p=t/3;
        printf("Total marks obtain=%d",t);
        printf("\nPercentage obtain=%.2f%",p);
       getch( );
  }