A worker is assigned to run number of machines. The loading time for each machine is 2.00 minutes, unloading is 1.00 minute. Machine runs automatically for 4.00 minutes. It takes 1.00 minute for the worker to walk between any two machines. Machine cost is $14/hr and Operator is working at minimum wage. Find the number of machines to be assigned per worker. Will there be a change in machine assignment if congress passes a law requiring $2 raise in minimum wage?