Question 15 1 pts A school cafeteria has the following four activities in serving dinner. Time (seconds) Activity A. Serve drinks and salad 10 B. Serve vegetables 47 C. Serve entree 17 D. Collect payment (last activity) 11 If each activity is performed by a different person, with four employees, what is the cafeteria's direct labor utilization (DLU) under this setting? Numbers only (e.g., 0.445 is acceptable, but NOT 44.5%), keep three decimals if not exact, either round up or down is ok