Landon Wallin is an auto mechanic who wishes to start his own business He will need $4200 to purchase tools and equipment Landon decides to finance the purchase with a 48 month fuced installment loan with an APR of 5% a) Determine Landon's finance charge b) Determine Landon's monthly payment. Click the icon to view the partial APR table a) Landon's finance charge is $ (Round to the nearest cent as needed) b) Landon's monthly payment is $ (Round to the nearest cent as needed.)