**Q.**Write an interactive program to calculate simple interest.

**Ans.**

/*c program for calculate simple interest*/

**#include**<

**stdio.h**>

**#include**<

**conio.h**>

**int**main()

**{**

float p,rate,time,si;

printf("Enter principal amount : ");

scanf("%f",

**&**p);
printf("Enter rate of interest : ");

scanf("%f",

**&**rate);
printf("Enter time period in year : ");

scanf("%f",

**&**time);
/*calculating simple interest*/

si=(p*time*rate)/100;

printf("\nSimple Interest = %2f",si);

getch();

getch();

**return**0;

**}**

__Output__:-
Enter principal amount : 1000

Enter rate of interest : 2

Enter time period in year : 1

Simple Interest =20

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change "float p,rate,time,si;" to "float p,r,n,si" cause u hve written si=(p*n*r)/100;

ReplyDeleteWe studyied (p*t*r)/100 only

Deletehelpful for biginers..

ReplyDeletenice

ReplyDeleteusing this program calculate simple interest for rupees 100000

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If a line scanf("%f%f%f",&p&n&r);

ReplyDeleteWe have use comas between &p and&n