Question: A school cafeteria has the following four activities in serving dinner. Activity Time (seconds) A. Serve drinks and salad 10 B. Serve vegetables 18 C.
A school cafeteria has the following four activities in serving dinner.
| Activity | Time (seconds) |
| A. Serve drinks and salad | 10 |
| B. Serve vegetables | 18 |
| C. Serve entree | 47 |
| D. Collect payment (last activity) | 44 |
If each activity is performed by a different person, with four employees, what would be the maximum number of customers the cafeteria can serve per hour?
Numbers only, keep three decimals if not exact, either round up or down is ok
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