How much can he get for the Batmobile today if the price goes down by 33 1/3% every 5 years?

Ihonestly don’t understand this at all

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2