1 Write a Windows application that functions like a Mathematical Calculator. 2. Write a windows application that functions like a Stopwatch. 3. Write a windows application that functions like a Notepad (using Menu Editor, Common Dialog Control, Textbox's properties). 4. Write a Windows application demonstrating the use of Collections. 5. Write a windows application that determines a student's letter grade (using Select Case). 6. Write a windows application that uses graphical methods to draw directly on a form. 7. Write a windows application demonstrating the use of ADOL)C 8. Write a Windows application for building a generic control. 9. Write a windows application for displaying' employee's information and modifying his salary by given percentage (using Classes). 10. Write a Windows application that tiles a picture across a form's background at runtime. 11. Write a windows application demonstrating various MDI features supported in VB6. 12. Write a Windows application demonstrating the use of File Controls.