The anwser is A. (p + 8) (p - 3)
No, it does not seem reasonable. The quarterly statement reports an increase of $47, so it would be a positive rate of return on the investment instead of a negative rate.
Volume is L x W x H
8 x 10 x 3 = 240 cubic units
The complete answer is 2.25E-17
but I think it may be A