Answer:
It's 0 I think I'm not sure (I'm sure it's 0 but That's what I always say to humble myself so)
Step-by-step explanation:
37.5*0.010=.375 (or press % button on calculator)
80*.375=30
Sum = 20(1-(1/4)^5) / (1-1/4) = 26.64
Answer: b would actually be the closest but the exact answer is 145.2
