In kickboxing, it is found that the force, f, needed to break a board, varies inversely with the length, l, of the board. If it takes 9 pounds of pressure to break a board that is 3 feet long, how long is a board that requires 5 pounds of pressure to break?

The equation y=mx+b is the slope-intercept form of the equation of a line. what is the equation solved for b? y-m=b y-mx=b y/mx=b y/m-x=b

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Need solving this 2nd limit problem.