Describe the use of internal rate of return irr net present

Question

Memo to management including the following:

• Describe the use of internal rate of return (IRR), net present value (NPV), and the payback method in evaluating project cash flows.
• Describe the advantages and disadvantages of each method. 

Calculate the following time value of money problems: 

1. If you want to accumulate $500,000 in 20 years, how much do you need to deposit today that pays an interest rate of 15%?
2. What is the future value if you plan to invest $200,000 for 5 years and the interest rate is 5%?
3. What is the interest rate for an initial investment of $100,000 to grow to $300,000 in 10 years?
4. If your company purchases an annuity that will pay $50,000/year for 10 years