kindly answer the attached questions in your own words use at least two paragraphs per question. Googled answers will be rejected. NO PLAGARISM

1. What effect does increasing the required return have on the present value of a future amount? Why? a. What effect would a decrease in the interest rate have on the future value of a deposit? Why? b. What effect would an increase in holding period have on future value? 2. What is the PV of this uneven cash flow at 8% annual interest? Timeline: 0 1 2 3 4 100 -200 400 -600 Your response will count as one of your weekly discussion postings. To receive credit for this discussion posting, you must provide your calculations. You are encouraged to respond to all practice problems throughout the week. However, if you post a response for multiple practice problems, you will receive credit for only one discussion posting. 3. What are the four variables used in all compounding or discounting equations