The scale model of a building is 5.4 feet tall. if the model is made out of tiny bricks each measuring 0.4 inches in height, how many bricks tall is the model ?

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas