Answer to Question #340061 in C# for Julie

Question

Using C# and Visual Studio, design and implement a standalone command line application that fulfils the following requirements:

1. The user shall be able to enter the following values:

a. Gross monthly income (before deductions).

b. Estimated monthly tax deducted.

c. Estimated monthly expenditures in each of the following categories:

i. Groceries

ii. Water and lights

iii. Travel costs (including petrol)

iv. Cell phone and telephone

v. Other expenses

2. The user shall be able to choose between renting accommodation or buying a property.

3. If the user selects to rent, the user shall be able to enter the monthly rental amount.

4. If the user selects to buy a property, the user shall be required to enter the following values for a home loan:

a. Purchase price of property

b. Total deposit

c. Interest rate (percentage)

d. Number of months to repay (between 240 and 360)

5. The software shall calculate the monthly home loan repayment for buying a property based on the values that the user entered

Answer 1

internal class Program
    {
        static void Main(string[] args)
        {
            EnterInformation();
            Housing();
            Console.ReadKey();
        }


        static void EnterInformation()
        {
            Console.Write("Enter gross monthly income (before deductions): ");
            Console.ReadLine();
            Console.Write("Enter estimated monthly tax deducted: ");
            Console.ReadLine();


            Console.WriteLine("Estimated monthly expenditures in each of the following categories: ");
            Console.Write("Groceries: ");
            Console.ReadLine();
            Console.Write("Water and lights: ");
            Console.ReadLine();
            Console.Write("Travel costs (including petrol):");
            Console.ReadLine();
            Console.Write("Cell phone and telephone: ");
            Console.ReadLine();
            Console.Write("Other expenses: ");
            Console.ReadLine();
        }


        static void Housing()
        {
            Console.WriteLine("Choose what you prefer\n1.Rental of property \n2.Buying a home");
            switch (Console.ReadLine())
            {
                case "1":
                    {
                        Console.WriteLine("Enter your monthly rent");
                        Console.ReadLine();
                        break;
                    }
                case "2":
                    {
                        Console.WriteLine("Enter purchase price of property");
                        double t = double.Parse(Console.ReadLine());
                        Console.WriteLine("Enter total deposit");
                        double p = double.Parse(Console.ReadLine());
                        Console.WriteLine("interest rate (percentage)");
                        double r = double.Parse(Console.ReadLine())/12 / 100;
                        Console.WriteLine("Enter number of months to repay (between 240 and 360)");
                        int n = int.Parse(Console.ReadLine());


                        double m = (t - p) * (r * Math.Pow(1 + r, n)) / (Math.Pow(1 + r, n) - 1);
                        Console.WriteLine($"Your monthly mortgage payment for the purchase of real estate based on values:" +
                            $" {Math.Round(m, 4)}");
                        break;
                    }
            }


        }


    }