C Program to find the simple interest

#include

void main()

{

 int p,n;

 float s,r;

 printf("enter amount\n");

 scanf("%d",&p);

 printf("enter no. of year\n");

 scanf("%d",&n);

 printf("enter rate\n");

 scanf("%f",&r);

 s=p*r*n/100;

 printf("Simple interest is Rs.%f\n",s);

}

Output: