Find YZ pls fast correct

If 25% of y is 30, what is 60% of y?

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

Biggest exam of the which of the following are polynomial functions?