5. A box is dragged along the ground by a rope that applies a force of 14 lb at an angle of 30 with the ground. Find the work done by the force in pulling the box 20 ft. 5. A box is dragged along the ground by a rope that applies a force of 14 lb at an angle of 30 with the ground. Find the work done by the force in pulling the box 20 ft.