Julio is running mile laps on a track.
in order to run 15 miles, how many laps should julio run?

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?