Question

Suppose a certain firm is able to produce 165 units of output per day when 15 workers are hired. the firm is able to produce 176 units of output per day when 16 workers are hired (holding other inputs fixed). then the marginal product of the 16th worker is

Answer 1

11 units. 15 workers produce 165 units per day. When 1 additional worker is hired 11 extra units are produced. This change in output of 11 units is the marginal product of this extra worker.