Suppose you're going to save for retirement over 30 years, monthly instalments. Your investments fund has been averaging at 8% per year. You would like your investment fund to last you 25 years. If you would like to pull out $3,500 per month after retirement, what would be your monthly savings amount? Part 2: Same question, but include inflation to average out at 2% over the following 55 years. How would it affect your savings amount?