Posted by dontrarius on .
scale drawing of a rectangular room has a length of 18 inches and a width of 12 inches. if the scale for the drawing is 1 inch =21/2 feet, what is the permeter of the actual room

algebra 
Henry,
L = 18in * 2.5Ft/in = 45 Ft.
W = 12in * 2.5Ft/in = 30 Ft.
P = 2*45 + 2*30 = 150 Ft.