Please make sure the solution is correct with the steps

Problem 3 The company will invest $150,000 in a project and average annual income $50,000. The investment will provide the following inflows: Year 2 Cash inflow $ 25,000 45,000 30,000 50,000 70,000 4 5 Calculate: 1. Net present value at 10% discount factor. 2. Payback period 3. Accounting rate of return 4. Internal Rate of Return at 10% and 15% discount factor