C program to find sum and average of given 3 numbers :

#include<stdio.h>

int main()

{

  int a,b,c, sum;

  float d;

  printf("Please enter 3 numbers");

  scanf("%d%d%d",&a,&b,&c);

  sum=a+b+c;

  d=(a+b+c)/3;

  printf("\nSum is %d", sum);

  printf("\nAverage is  %f",d);

  return 0;

}

#include<stdio.h>

int main()

{

int a,b,c, sum;

float d;

printf("Please enter 3 numbers");

scanf("%d%d%d",&a,&b,&c);

sum=a+b+c;

d=(a+b+c)/3;

printf("\nSum is %d", sum);

printf("\nAverage is %f",d);

return 0;

}

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