Q. Sofa manufacturer presently is using 50 workers also 30 machines to produce 5,000 sofas a day. The income rate is $200 also the rental rate for a machine is $1,000. At these input levels, another worker adds 200 sofas, while another machine adds 500 sofas. Assuming which the marginal product of labor is constant between 45 also 50 workers also the marginal product of capital is constant between 30 also 31 machines, if the industry utilizes 45 workers also 31 machines instead, then its