Please answer both and step by step

Columbia Bank & Trust has just given you a $20,000 term loan to pay for a new concrete mixer. The loan requires payment of principal and interest at the end of the 5 years. If the loan provides the bank with a 12 percent return compounded annually, what will be your total loan payoff? What would your payoff be if the loan is compounded monthly? Designs Now is opening a showcase office to display and sell it's computer designed poster art. Designs expect cash flows to be $120,000 in the first year, $180,000 in the second year, $240,000 in the third year. If Designs uses 11 percent as its discount rate, what is the present value of the cash flows? What would the future value be