How do i do 56 1/4% it's a mixed fraction with a percent?

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?

How many verticies does a triangular prims have

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?