PLEASE HELP IM GIVING 30 POINTS HELP plz help 3/11 Working with Factors

like for the first one all u gotta do is find out what two numbers multiply together to get 27 and those two numbers are 9 & 3 and when added they make 12

i could totaly do this but ive got like 90 other assignments to do

i just need the second part

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