Two of your regional managers came up with two small projects to save costs of office supplies at their own offices. The project proposed by manager A needs a cost of $7,888 and it will bring a cash flow of $2,964 a year (i.e., the proposal will save this much money a year). The project proposed by manager B needs a cost of $7,542 and it will bring a cash flow of $2,900 a year. Both projects will have a life time of 3 years. The opportunity cost of capital is 7.8% per year. Find the total NPVs of all the proposed projects that your company should adopt