**Problem :-**Write A Program To Calculate Simple Interest

**Logic :-**First take all The input From user like amount ,rate of interest ,and time .after that apply below formula

**Simple Interest :-**

SI=amount * Rate * Time / 100

**Solution :-**

**#include<iostream>**

using namespace std;

int main()

{

long double amt,rate,time,si;

cout<<"Enter The Principle amount \n";

cin>>amt;

cout<<"\nEnter Rate of Interest \n";

cin>>rate;

cout<<"\nEnter The Time.\n";

cin>>time;

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

cout<<"\nSimple Interest Is = "<<si<<endl;

return 0;

}

**Output:-**

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