15. Your firm needs to invest in a new delivery truck. The life expectancy of the delivery truck is five years. You can purchase a new delivery truck for an upfront cost of $200,000, or you can lease a truck from the manufacturer for five years for a monthly lease payment of $4000 (paid at the end of each month). Your firm can borrow at 6% APR with quarterly compounding (3 pts) What is the effective annual rate on your firm's borrowings? (3 pts) What is the effective monthly discount rate that you should use to evaluate the truck lease? (3 pts) What is the present value of the lease payments for the delivery truck? (3 pts) Should you purchase the delivery truck or lease it? Why