Need help with the second part of the question. The first part is correct. How would I answer the second half of this question?

Present value of a perpetuity = Annual cash flow/ Discount Rate = $400/10% =$400*100/10 = $4000 Hence the present value of $400 received in perpetuity will be $4000 at a discount rate of 10% Comment > Explain your answers to the following questions: o If the rate in the problem was higher, would the solution be higher or lower? o If the time period in the problem was shorter, would the solution be higher or lower