Aperson walks along a road 2 miles and rests. then taking another road, he travels 3.000 miles; and switching to a dirt path, he walks 2.00 miles before arriving at his destination. determine the total distance the person walks.

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

If a simple machine reduces the strength of a force, what must be increased?

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.