Five pizzas were ordered for a company lunch. during the lunch , 75% of the pizzas were pizzas were eaten. if each pizza had 12 slices , how many slices of pizzas were not eaten during the lunch?

a. 15

b. 30

c. 8

d. 45

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