1.
Solve the system of inequalities by graphing.
A.
B.
C.
D.
Hint
2.
A baker earns 15¢ profit per glazed doughnut
g
, and 40¢ profit per jelly doughnut
j
. If a customer wants to buy no more than a dozen doughnuts and wants to try at least one of each kind, what is the maximum profit the baker can earn?
A.
$3.30
B.
$4.80
C.
$4.55
D.
$1.80
Hint
3.
A.
[10 37]
B.
C.
D.
Hint
4.
The following are scores on the English exam (the scores are out of 100). Which is the correct line plot?
A.
B.
C.
D.
Hint
5.
Determine if the following conjecture is true or false? Explain.
Given:
x
2
= 4
Conjecture:
x
= 4 or
x
= -4
A.
False; the square root of 4 is 2 or -2.
B.
True; two answers are always more accurate than one answer.
C.
False; the square root of a positive number is always a positive number.
D.
True; squaring a positive number results in a positive number and squaring a negative number results in a positive number.
Hint
6.
Find the value of
x
so that
j
||
k
.
A.
3
B.
12
C.
23
D.
7
Hint
7.
In a triangle, a segment that joins a vertex of the triangle and the midpoint of the opposite side is called the __________.
A.
median
B.
altitude
C.
perpendicular bisector
D.
hypotenuse
Hint
8.
The measure of an interior angle of a regular polygon is 160. How many sides does the polygon have?
A.
18
B.
12
C.
20
D.
16
Hint
9.
If
AB
= 6, find the measure of the dilation image of
for a dilation with scale factor -3.
A.
18
B.
3
C.
-6
D.
9
Hint
10.
Which pair of triangles is congruent by the SAS Postulate?
A.
B.
C.
D.
Hint
11.
Identify the conclusion in the following algebraic statement:
If
a
= 3, then 2
a
+ 1 = 7.
A.
2
a
+ 1 = 7
B.
2
a
C.
a
= 3
D.
2
a
+ 1
Hint
12.
Find the area of the unshaded region.
A.
196 sq. units
B.
152 sq. units
C.
204 sq. units
D.
240 sq. units
Hint
13.
Find the product of
A.
B.
C.
D.
Hint
14.
Factor 4
x
2
– 49.
A.
B.
(2
x
+ 7)(2
x
– 7)
C.
D.
Hint
15.
What is the value of cell D4?
A.
540
B.
1620
C.
15
D.
1840
Hint
16.
Solve
A.
B.
C.
D.
Hint
17.
The table shows how many pieces of furniture four stores receive. The profit on a couch is $150, a lamp is $20, a side table is $80 and a chair is $90. Find the profit for Store
D
.
A.
$1050
B.
$1170
C.
$710
D.
$990
Hint
18.
The circle graph shows the percent of money earned by different groups at a school. The school earned a total of $35,450. Which sector represents the basketball team if they earned $12,670?
A.
36%
B.
21%
C.
27%
D.
8%
Hint
19.
Factor
x
2
- 7
x
+ 12.
A.
(
x
- 3)(
x
- 4)
B.
(
x
+ 3)(
x
+ 4)
C.
(
x
+ 6)(
x
+ 2)
D.
(
x
- 6)(
x
- 2)
Hint
20.
Write the equation of the axis of symmetry for
y
= -3
x
2
- 6
x
+ 4.
A.
x
= -1
B.
x
= 0
C.
x
= -2
D.
x
= 1
Hint