Program to print simple interest

 4.program to print simple interest:-

  #include<stdio.h>

#include<conio.h>

void main()

{

  float interest, p, r, n;

  clrscr();

  printf("Enter value of P: ");

  scanf("%f",&p);

  printf("Enter value of R: ");

  scanf("%f",&r);

  printf("Enter value of N: ");

  scanf("%f",&n);

  interest=p*r*n/100;

  printf("Simple Interest : %f", interest);

  getch();

}