A corporation is considering purchasing a machine that costs $500,000. The machine has a lifespan of 6 years with no salvage value. The machine is expected to generate annual revenues of $120,000 with annual operating costs (excluding depreciation) of $20,000. The company’s tax rate is 30%. The discount rates and cumulative factors for 6 years are as follows:

Discount Rate	Cumulative Factor
10%	4.355
12%	4.111
14%	3.889
16%

Certainly! Here are 10 unique lengthy accounting questions, each with different values, requirements, and patterns: