Monte Services, Inc. is trying to establish the standard labor cost of a typical oil change. The following data have been collected from time and motion studies conducted over the past month. Determine the standard direct labor hours per oil change. (Round answer to 2 decimal places, e.g. 1.25.) Determine the standard direct labor hourly rate. (Round answer to 2 decimal places, e.g. 1.25.) Determine the standard direct labor cost per oil change. (Round answer to 2 decimal places, e.g. 1.25.)