OMC Marine is trying to establish the standard labor cost of a typical water-cool pump repair. The following data have been collected from time and motion studies conducted over the past month. Actual time spent on pump repair Hourly wage rate Payroll taxes 1.5 hours $16 10% of wage rate 10% of actual labor time Onsite setup and downtime Final adjustments and testing Fringe benefits 15% of actual labor time 20% of wage rate Required (a) Determine the standard direct labor hours per pump repair (b) Determine the standard direct labor hourly rate. (c) Determine the standard direct labor cost per pump repair. (d) If a pump repair took 1.75 hours at the standard hourly rate, what was the direct labor quantity variance