11 A student correctly graphed the parabola
shown below to solve a

given quadratic equation.

What are the roots of the quadratic equation associated with this graph?

(1) -6 and 3 (3)
-3 and 2

(2) -6 and 0 (4) -2 and 3

13 What is the range of the data represented
in the box-and-whisker plot

shown below?

(1) 40 (3) 60

(2) 45 (4) 100

14 Which equation illustrates the associative property?

(1) x + y + z = x + y + z

(2) x(y + z) = xy + xz

(3) x + y + z = z + y + x

(4) (x + y) + z = x + (y + z)

15 Josh and Mae work at a concession stand.
They each earn $8 per hour.

Josh worked three hours more than Mae. If Josh and Mae earned a
total of $120, how many hours did Josh work?

(1) 6 (3) 12

(2) 9 (4) 15

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