C# programming language:  Prompt the user to enter a positive integer n and then write a program to program to display the first n natural numbers and their sum.

C#

Python No plagiarism please!!! Write a program that asks user to enter a value for variable a. Then, displays variables a, b, and c using a single print statement after performing the following operations: Adds 2 to a and assign the result to b. Multiply b with 4 and assign the result to a. Divide a by 3.14 and assign the result to b. Subtract 8 from b and assign the result to a. A company has determined that its annual profit is typically 23% of total sales. Write a program that asks the user to enter the projected amount of total sales, then displays the profit that will be made from that amount. Write a program that utilizes a constant to store the total amount of the user’s grocery store cart. Allow the user to purchase five items; the price will be inputted by the user for each item. Process this data by adding it to your cart total constant. Once the user has inputted all five items, output their total including a sales tax of 6%.

C#