If a Sport Facility Invests $25,000 in Gym Equipment and This

If a sport facility invests $25,000 in gym equipment and this generates cash flows of $10,000 per year for 5 years and has a residual value of $5,000, what is the project lifetime surplus?

A) There is not enough information here to work it out
B) $25,000
C) $20,000
D) $30,000