Answer:
C
Step-by-step explanation:
5 - 1 = 4
5 - 5 = 0
5 - -1 = 6
I hope this helps but the answer most likely is C
I think the answer is 25.5. Although, I don't know how you would have half a bike unless there was a 3 wheel bike which would make the answer 24.

so, is just that product, recall to use "<span>3.1416 as the value of π".</span>