ABC Corporation is evaluating a new project with the following details:

• Initial investment: $500,000
• Cash flows for 5 years: Year 1: $100,000, Year 2: $150,000, Year 3: $200,000, Year 4: $250,000, Year 5: $300,000
• Discount rate: 10%

Requirements:

1. Calculate the NPV of the project.
2. Determine the internal rate of return (IRR).
3. Compute the payback period.
4. Assess if the project should be accepted based on the NPV and IRR.
5. Perform a sensitivity analysis by increasing the discount rate to 12%.