Arunner ran 20 miles in 150 minutes. if she runs at that speed, how long would it take her to run 6 miles? how fast is she running in miles per hour? what is her pace in minutes per mile?

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).