A company proposes to invest in a new project involving a capital cost of $500,000. The project has a lifespan of 6 years with no salvage value at the end of its life. The project will generate annual net cash flows of $110,000. The company's tax rate is 35%. The discount rates and their corresponding present value factors for 6 years are given below:

Discount Rate	Cumulative Factors
10%	4.355
12%	4.111
14%	3.889
16%	3.685
18%	3.498

Requirements:

1. Calculate the Net Present Value (NPV) of the project at each discount rate.
2. Determine the Internal Rate of Return (IRR) for the project.
3. Assess whether the project is financially viable based on the NPV and IRR.
4. Discuss the impact of changing the discount rate on the project's viability.