answer 4,5,6,7. please show work

(5 pts) Five years from today you need $8,000. You plan to deposit $98 monthly, with the first payment to be made today, into an account that pays 12 percent effective annual rate. Will you have enough saved? Show the work to support your conclusion 5. (5 pts) Tom plans to borrow $10,000 from the dealer using a four-year loan, payable quarterly at 8% APR, what will be the loan's quarterly payments? (10 pts) In problem 5. above, Tom expects to payoff the car loan after making 4 consecutive quarterly payments. What will be the balance of the loan in one year? (10 pts) One remaining bill that Congress has yet to send to the President's Office for his signature is the Infrastructure Bill. This bill will revitalize the country's massive infrastructure (government expenditure) to enter the twenty-first century. Holding everything else constant, what is the expected impact of this fiscal policy on nominal interest rates in the United States (use the model of loanable funds)? What is the net effect on nominal exchange rates, E (Units of foreign currency per US $)