1.

1 An example of an equation is
(1) 2x^{2} - 4x + 12 (3) 4(x + 6)(x - 2)
(2) |x - 6| (4) 2x = x^{2} + 3

Hint
Half-n-half Clue
2.

2 The greatest common factor of 3m^{2} n + 12mn^{2} is
(1) 3n (3) 3mn
(2) 3m (4) 3mn^{2}

Half-n-half Clue
3.

3 Jeremy is hosting a Halloween party for 80 children. He will give each
child at least one candy bar. If each bag of candy contains 18 candy bars,
which inequality can be used to determine how many bags, c, Jeremy
will need to buy?

Half-n-half Clue
4.

4 Which statement regarding biased sampling is false?
(1) Online sampling is biased because only the people who happen
to visit the web site will take the survey.
(2) A radio call-in survey is biased because only people who feel
strongly about the topic will respond.
(3) A survey handed to every third person leaving a library is biased
because everyone leaving the library was not asked to
participate.
(4) Asking for experts to take a survey is biased because they may
have particular knowledge of the topic.

Half-n-half Clue
5.

5 Which relation is not a function?
(1) {(2,4), (1,2), (0,0), (-1,2), (-2,4)}
(2) {(2,4), (1,1), (0,0), (-1,1), (-2,4)}
(3) {(2,2), (1,1), (0,0), (-1,1), (-2,2)}
(4) {(2,2), (1,1), (0,0), (1,-1), (2,-2)}

Half-n-half Clue
6.

6 What is an equation of the line that passes through the point
(-2,-8) and has a slope of 3?
(1) y = 3x - 2 (3) y = 3x + 2
(2) y = 3x - 22 (4) y = 3x + 22

Half-n-half Clue
7.

7 A figure consists of a square and a semicircle, as shown in the
diagram below.
If the length of a side of the square is 6, what is the area of the
shaded region?

Half-n-half Clue
8.

8 The box-and-whisker plot shown below represents the number of
magazine subscriptions sold by members of a club.
Which statistical measures do points B, D, and E represent,
respectively?
(1) minimum, median, maximum
(2) first quartile, median, third quartile
(3) first quartile, third quartile, maximum
(4) median, third quartile, maximum

Half-n-half Clue
9.

9 What is the slope of a line represented by the equation 2y = x - 4?

Half-n-half Clue
10.

10 What is the solution of the system of equations below?
2x + 3y = 7
x+y=3
(1) (1,2) (3) (4,-1)
(2) (2,1) (4) (4,1)

Half-n-half Clue