Calculate the mechanical advantage (MA) of each simple machine in the compound machine as shown in the photo. (The simple machine mounted on the truck has an inner radius of 0.05 m and an outer radius of 0.25 m.) What is the overall mechanical advantage?
A) Inner pulley: 5, Outer pulley: 25, Overall: 30
B) Inner pulley: 10, Outer pulley: 15, Overall: 25
C) Inner pulley: 20, Outer pulley: 25, Overall: 45
D) Inner pulley: 10, Outer pulley: 20, Overall: 30