Carla traveled 320 miles in 5 hours. At this rate, how far will Carla travel in 7 hours? Please show work with it

Which of these choices show a pair of equivalent expressions?

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.