To convert 13 yards to feet you would use the ratio 1yard/3 feet

Ineed to know the answer to this algebra question.

Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

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