Fuel wood is measured in cords. The number of cords in a pile l ft long, w ft wide, and h ft tall can be estimated using the equation number of cords=lwh128.
Hannah measures a pile of wood to be 14 ft long by 20 ft wide.
Which equation can be used to determine the number of cords in a pile of wood h ft tall?
A:number of cords = 128h
B:number of cords = 280h
C:number of cords=280h/128
D:number of cords=128h/280