0 1
8
7
0
2
5 8
4 7
3
4.
od
4
0
5
6
Key:17 = 17 pairs of boots
How many department stores have fewer than 60 pairs of boots?
department stores

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