VII$)$ Rocky Mountain Lumber, Inc. is considering a purchasing a new wood saw that costs $$50,000.$ The saw will generate revenues $$100,000$ per year for five years. The cost of materials and labor needed to generate these revenues will total $$60,000$ per year, and other cash expenses will be $$10,000$ per year. The machine is expected to sell for $$1,000$ at the end of its five$-$year life and will be depreciated on a straight$-$line basis over five years to zero. Rocky Mountain's tax rate is $25$ percent, and its opportunity cost of capital is $10$ percent. Should the company purchase the saw? $(15$ points$)$