Abus makes 28 stop every 2 hours. how many stops does it make 3 hour? in 4 hours?

If 1 km = 0.621 miles, how many miles are in a centimeter

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?