Exercise 23-4 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. Actual time spent on the oil change Hourly wage rate Payroll taxes Setup and downtime Cleanup and rest periods Fringe benefits 1.00 hour $12 10% of wage rate 20% of actual labor time 30% of actual labor time 25% of wage rate Determine the standard direct labor hours per oil change. (Round answer to 2 decimal places, e.g. 1.25.) Standard direct labor hours per oil change hours Determine the standard direct labor hourly rate. (Round answer to 2 decimal places, e.g. 1.25.) Standard direct labor hourly rate Determine the standard direct labor cost per oil change. (Round answer to 2 decimal places, e.g. 1.25.) Standard direct labor cost per oil change If an oil change took 1.6 hours at the standard hourly rate, what was the direct labor quantity variance? (Round answer to 2 decimal places, e.g. 1.25.) Direct labor quantity variance