Math instructor asked her students to keep track of how much time each spent studying a chapter of functions in her algebra trigonometry course. She collected the information together a test scores from the chapter test. The data are listed in the following table. Use the graphing calculator to model the data with a linear function

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?