solve B and show steps please

Qi1 A) Central Mass Ambulance Service can purchase a new ambalance for $200,000 that will provide an annual net cash flow of 550,000 per year for five yearh Caleulate ne NpV afthe amtulance if the required mate of return is 9Y. Show calculation. Would you accoptreject a project based on NPV decision enteria? Why? (4+0.5+0.5=5marks) B)