3. Johncar Corporation will borrow $150,000 to purchase a new widget grinding machine. The interest on the loan is 8% compounded annually and requires six equal annual end-of-year payments to pay it off. How much must the annual payments be ? 5. The current stock price of Lewis Oil is $45. Five years ago the stock's price was $21.40. What has been the average annual growth rate in the price of the stock