Morning Arrays and loops

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

namespace ArraysAndLoops2
{
    class Program
    {
        /// 

        /// This program will create an array
        /// populate and array
        /// Display it
        /// sum and average the contents
        /// 
       
        static void Main(string[] args)
        {
            Program p = new Program();
            string choice="y";
            while (choice != "n" && choice != "N")
            {
                p.CreateArray();
                p.ParallelArrays();
                Console.WriteLine("Do you want enter more payments? Y/N");
                choice = Console.ReadLine();
            }
            Console.ReadKey();
        }

        private void CreateArray()
        {
            //double[] payments = new double[5];
            //payments[0] = 234.5;
            //payments[1] = 45.6;
            //payments[2] = 100;
            //payments[3] = 37.98;
            //payments[4] = 223;

            //int[] ray;
            //ray = new int[] { 45, 2, 3, 7, 22 };

            Console.WriteLine("How many payments do you want to enter");
            int number = int.Parse(Console.ReadLine());

            double[] payments = new double[number];

            for (int i = 0; i < number; i++)
            {
                Console.WriteLine(payments[i]);
            }//end for

            FillArray(payments, number);
        }//end create array

        private void FillArray(double[] paymnts, int size)
        {
            for (int i = 0; i < size; i++)
            {
                Console.WriteLine("Enter Payment");
                paymnts[i] = double.Parse(Console.ReadLine());
            }// end for
            DisplayArray(paymnts, size);
        }//end of Fill array

        private void DisplayArray(double[] pmts, int size)
        {
            Console.WriteLine("************************\n");
          
            //Console.Clear();
            for (int i = 0; i < size; i++)
            {
                Console.WriteLine(pmts[i]);
            }//end for
            SumAndAverage(pmts, size);
        }//end Display

        private void SumAndAverage(double[] pay, int size)
        {
            double total = 0;
            for (int i = 0; i < size; i++)
            {
                total += pay[i]; //total=total + pay[i] -= *= %= /=
            }
            Console.WriteLine("The total is {0}", total);
            double average = total / pay.Length;
            Console.WriteLine("the average is {0}", average);
        }//end sum and average

        private void ParallelArrays()
        {
            int[] myArray1 = new int[] { 2, 3, 54, 6, 8 };
            int[] myArray2 = new int[] { 3, 5, 2, 12, 4 };

            for (int i = 0; i < myArray1.Length; i++)
            {
                Console.WriteLine(myArray1[i] * myArray2[i]);
            }
        }

    }//end class
}