3) (12 points) You invest $5000 year 1 and $3000 year 3. Each investment makes 10% a year. How much to do have at end of year 4. 4) (14 points) On the Tesla website, it has the new Model X price listed at $89,990. Tesla will take $5300 off this price for what they call a gasoline savings. Then there is an additional charge of $1200 for destination and document fees added back into the price. Tesla requires a down payment of $7500. The loan will require 72 monthly payments. Lets say the interest rate is 2.49% nominal rate compounded monthly. a.) (4 points) What is the loan amount? b.) (4 points) What is the monthly interest rate? c.) (6 points) What will your monthly car payment be if you buy it