CAN SOMEONE HELP WITH THIS IGNORE THE ANSWER I PICKED I CLICKED IT ON ACCIDENT BUT DOES ANYONE KNOW THE RIGHT ANSWER FOR BRAINLIEST Q8

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola 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? write your answer as a decimal rounded to the nearest tenth

Can someone me with this? i’m not sure what to put for my equations.

Olivia is using 160 quilt squares to make a red, yellow, and blue quilt if 25% of the quilt are red and 30% are yellow how many quilt squares are blue