Assume you decide to invest in a new point-of-sale system. you expect the new system to provide cash flows of $8400, $10,400, $12,400, and $14,400 at the end of each of the next for years repectively. At the end of the four years, you will recieve a salvage value of $17000 when you sell the system. Assuming the discount rate is 10.2%, and the cost is $48,000, what is the NPV of the project and should you invest in it?

answer choices for NPV: -$1256.60 , -$1147.68, $46,852.32, -$8703.69, -$49256.60, $37005.86, $131216.24, $83216.24, $46743.40