3-28 The controller for Tender Bird Poultry, Inc. estimates that the companys fixed overhead is $150,000 per year. She also has determined that the variable overhead is approximately $.15 per chicken raised and sold. Since the firm has a single product, overhead is applied on the basis of output units, chicken, raised and sold. Required: 1. Calculate the predetermined overhead rate under each of the following ouput prediction: 100,000 chickens, 200,000 chickens, and 300,000 chickens. 2. Does the predetermined overhead rate change in proportion to the change in predicted production? Why? Please show work.