please C++ in Visual Studio

1. Display "Welcome" 2. Display the sum of 2 and 5 3. Display the sum of two numbers entered by the user 4. Determine and display whether the first number is a multiple of the second number entered by the user 5. Display the sum and the average of two numbers entered by the user 6. Display the area of the rectangle after reading its width and length from the user (width*length) 7. Display the area of the circle after reading its radius from the user (3.14rr)