how to make calculate simple interest using c sharp

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace how_to_make_interest_program
{
    class Program
    {
        static void Main(string[] args)
        {
            Double A, R, T, ins;
            Console.Write("Enter the total Amount of value A :");
            A = Convert.ToDouble(Console.ReadLine());
            Console.Write("Enter the intrest of rate value R :");
            R = Convert.ToDouble(Console.ReadLine());
            Console.Write("Enter the Total time T :");
            T = Convert.ToDouble(Console.ReadLine());
            ins = (A * R * T) / 100;
            Console.Write("Inerest is  :" + ins);
            Console.ReadKey();
        }
    }
}

A :- Total Amount,

R:- Rate of interest,

T :- Time ,

how to make Program simple interest using c sharp

Output:-