All students from the university get a 5% discount at all stores in the mall, if james spends $86.24 at the video store before his discount, how much will his total bill be after the discount?

What is the quadric regression equation that fits these data

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

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?