Ago kart can go 607200 miles per hours what is the speed in miles per hour

Turner's mom measured his room to see how long the wallpaper border needed to be. if two walls are 15 feet long and two walls are 12 feet long, how long should the strip of border be cut?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?