a. You want to retire in 30 years and be able to withdraw the equivalent of $90,000 per year (in today's dollars) from a retirement fund. Assume 3% inflation. You plan to be retired for 20 years. Assuming you can earn 12% on your investments BEFORE retirement and 7% on your investments DURING retirement, how much will you need to save per month in order to be able to fund this retirement?

b. You want to retire on the equivalent of $50,000 per year in today's money. Inflation is expected to be 3%. You will retire in 30 years. You will earn 10% annually on your investments from not till retirement and you will earn 8% DURING retirement (which is expected to last 20 years). How much do you need to save per MONTH in order fund this retirement?

c. How much should you save per month in order to retire based on the following data: You want the equivalent of $100,000 per year in today's dollars, 3% inflation, retire in 30 years. You will earn 10% on investments before retirement and 7% during retirement. You will be in retirement for 20 years. No further adjustment for inflation during the retirement period.

d. How much should you save per month in order to retire based on the following data: You want the equivalent of $75,000 per year in today's dollars, 4% inflation, retire in 30 years. You will earn 10% on investments before retirement and 7% during retirement. You will be in retirement for 20 years. No further adjustment for inflation during the retirement period.

e. Which of the following loans pays off sooner? Loan 1: $175,000; 8% annual interest; 30 years (monthly PMT), with an extra $375 per month in principle payment. Loan 2: $175,000; 7% annual interest; 15 years (monthly PMT)

f. How much TOTAL (principle and interest) will be paid over the life of the following loan: $185,000 loan; 7% annual interest (monthly payments); 30 years?

g. For a loan of $160,000 at 7% annual interest, monthly payments, for 30 years, how much total interest will be paid over the life of the loan?

h. For a loan of $175,000, 8% interest (annual); 30 years (with monthly payments), if you pay an extra $400 per month, in what time period will you pay off the loan?

i. For a loan of $250,000 at 6% annual interest, with monthly payments over 15 years, if you pay an additional $100 in principle per month, how much total interest will you pay over the life of the loan?

j. If you pay an extra $75 per month in principle, how much LESS interest will you pay over the life of the following loan: Loan amount--$180,000; 30 years (monthly PMT); 7% annual rate of interest?

Please answer all.