Write a Python programs to solve the following 1. An electronics company sells circuit boards that cost $21.99. Assume tax is 9%. Print the total price of 3 circuit boards. 2. Write a program that asks the user for his score on an exam. The program will then use a function to calculate the user's grade using (90-100, A, 80-89 B, 70-79 C, etc) 3. Using the following names: Kerry, Thomas, Marina, Kevin, Jose, Gina, Josephine. Write a program that prints only the names that begin with J or K.