Fay pays its production workers a differential piece rate. The rate is as follows: Up to 100 units per week $2.00 101 to 150 units per week $2.10 151 to 200 units per week $2.25 Above 20 units per week $2.50 In a typical week, Employee X completes 120 units. Employee Y completes 155 units and Employee Z completes 100 units. Compute the wages for each employee.