What is the amount of monopsonistic exploitation that takes place

What is the amount of monopsonistic exploitation that takes place at the firm examined in Problem 29-11?
The price and wage structure that a firm faces is depicted in the following table.
What is the amount of monopsonistic exploitation that takes place

The firm finds that the price of its product changes with the rate of output. In addition, the wage it pays its workers varies with the amount of labor it employs. This firm maximizes profits. How many units of labor will it hire? What wage will it pay?