Final answer:
Military vehicles are designed to climb steep slopes on a dry, firm surface. The maximum slope percentage that they can climb depends on factors such as weight, power, and traction.
Step-by-step explanation:
Military vehicles are designed to climb steep slopes on a dry, firm surface. The maximum slope percentage that military vehicles can climb depends on various factors such as the vehicle's weight, power, and traction. For example, some military vehicles are designed to climb slopes of up to 60% or even higher.