Please help me with my homework

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

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Find the value of x for which line a is parallel to line b