How do you change 21.5 into a fraction

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

What is 1/3x5 on anuber line what does it look like on a number line

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length