AnswersWHS Pre-Algebra - MA3119 B-CRTopic Test

Topic Test — Cumulative exam Answers

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21
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Two video games, Star Chasers and Song Hero, had the same average price over a 10-month period. During that time, the price of Song Hero showed greater variability. If Song Hero was priced between $35 and $49 during the 10-month period, which statement is most likely true about price of Star Chasers during that time?

A
The highest price and the lowest price of the game differ by more than $14.
B
The highest price and the lowest price of the game differ by less than $14.
C
The mean price was more than $42.
D
The mean price was less than $42.
22
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What is the total surface area of the square pyramid below?

Question illustration
A
100 cm2
B
200 cm2
C
280 cm2
D
380 cm2
23

What is the surface area of the rectangular prism? [Not drawn to scale]

Question illustration
A
99 square inches
B
127 square inches
C
252 square inches
D
254 square inches
24

Out of a population of 1,500 students, 100 were asked by a random sampling to choose their favorite national park. Their responses are shown in the table below.National ParksFavorite ParkNumber of StudentsAcadia19Carlsbad Caverns14Rocky Mountain30Grand Canyon23Yosemite14Using proportional reasoning, about how many students out of the 1,500 would you expect to pick Yosemite for their favorite national park?

A
14
B
86
C
210
D
244
25

What is the total surface area of the square pyramid below?

Question illustration
A
132 m2
B
144 m2
C
160 m2
D
228 m2
26

The list below shows all of the possible outcomes for flipping four coins.HHHHHHHTHHTHHHTTHTHHHTHTHTTHHTTTTHHHTHHTTHTHTHTTTTHHTTHTTTTHTTTTWhat is the probability of getting the same number of heads and tails?

A
StartFraction 1 over 8 EndFraction
Option A
B
One-fourth
Option B
C
StartFraction 3 over 8 EndFraction
Option C
D
Three-fourths
Option D
27

What is the length of the hypotenuse of the triangle?

Question illustration
A
cm
Option A
B
cm
Option B
C
17 cm
D
23 cm
28

What is the area of the trapezoid?

Question illustration
A
49 in.2
B
56 in.2
C
67 in.2
D
74 in.2
29

In the diagram, the measure of angle 3 is (23x)°, and the measure of angle 4 is (7x)°. What is the measure of angle 4?

Question illustration
A
30°
B
42°
C
120°
D
138°
30

Figure FGHJ is shown below.Which names accurately describe figure FGHJ? Select two options.

Question illustration
A
parallelogram
B
quadrilateral
C
rectangle
D
rhombus
E
trapezoid
31

Which set of side lengths is a Pythagorean triple?

A
2, 3, 13
B
5, 7, 12
C
10, 24, 29
D
11, 60, 61
32

Which expression is equivalent to the area of square A, in square centimeters?

Question illustration
A
One-half (24) (45)
Option A
B
24 (45)
Option B
C
(24 + 45) squared
Option C
D
24 squared + 45 squared
Option D
33

A rectangular pyramid has a volume of , a height of 24 in., and a base length of 6 in. What is the width of its base?

Question illustration
A
3 in.
B
9 in.
C
18 in.
D
27 in.
34

Which box plot correctly displays the data set with a maximum of 24, a minimum of 3, a median of 15, an upper quartile of 19, and a lower quartile of 6?

A
A box-and-whisker plot. The number line goes from 0 to 25. The whiskers range from 3 to 24, and the box ranges from 6 to 19. A line divides the box at 15.
Option A
B
A box-and-whisker plot. The number line goes from 0 to 25. The whiskers range from 4 to 24, and the box ranges from 4 to 17. A line divides the box at 15.
Option B
C
A box-and-whisker plot. The number line goes from 0 to 25. The whiskers range from 3 to 24, and the box ranges from 6 to 17. A line divides the box at 15.
Option C
D
A box-and-whisker plot. The number line goes from 0 to 25. The whiskers range from 3 to 24, and the box ranges from 4 to 19. A line divides the box at 15.
Option D
35

A standard deck of cards has 52 cards, 13 of each of the 4 suits: hearts, diamonds, clubs, and spades. After shuffling the deck, Linbo deals the cards to his friends for the game. Which expression can be used to find the probability that the first three cards that he deals are all hearts if none of them are replaced?

A
(StartFraction 13 over 52 EndFraction) (StartFraction 12 over 52 EndFraction) (StartFraction 11 over 52 EndFraction)
Option A
B
(StartFraction 13 over 52 EndFraction) (StartFraction 12 over 51 EndFraction) (StartFraction 11 over 50 EndFraction)
Option B
C
(StartFraction 13 over 52 EndFraction) (StartFraction 13 over 52 EndFraction) (StartFraction 13 over 52 EndFraction)
Option C
D
(StartFraction 13 over 52 EndFraction) (StartFraction 13 over 51 EndFraction) (StartFraction 13 over 50 EndFraction)
Option D
36

The equation of the trend line on the scatterplot below is . Using the trend line equation, what is the predicted approximate value of y when x = 3.5?

Question illustration
A
2.98
B
4.02
C
4.31
D
5.35
37

In the diagram, which two angles are corresponding angles with angle 12?

Question illustration
A
and
Option A
B
and
Option B
C
and
Option C
D
and
Option D
38

Triangle XYZ is reflected across the line , and X’ = (2, –15). What are the coordinates of X?

Question illustration
A
(–15, 2)
B
(–2, 15)
C
(2, 15)
D
(–15, –2 )
39

Which pair of angles must be supplementary?

Question illustration
A
and
Option A
B
and
Option B
C
and
Option C
D
and
Option D
40

What is the surface area of the triangular prism? [Not drawn to scale]

Question illustration
A
152 square feet
B
172 square feet
C
252 square feet
D
264 square feet

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