A mover in a moving truck is using a rope to pull a 424 lb

Last updated: 8/7/2022

A mover in a moving truck is using a rope to pull a 424 lb box up a ramp that has an incline of 22°. What is the force needed to hold the box in a stationary position to prevent the box from sliding down the ramp? What is the magnitude of the force pushing against the ramp? The force needed to keep the box from sliding down the ramp is pounds.