Lisa and jen left home at the same time, only lisa biked to school at a speed of 10 mph while jen just walked at a speed of 4 mph how much time did it take lisa to get to school if she reached school when jen still was 1 mile away from it?

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.