AnswersTX-College Prep Math AUnit Test

Unit Test — Cumulative exam Answers

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A train traveled at a speed of 60 miles per hour for 5 hours. How far did the train travel?

A
12 miles
B
30 miles
C
120 miles
D
300 miles
42
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Eastern Ice Company sells 10 pound blocks of ice in the shape shown. The volume of the block of ice is 375 . What is the height of the block of ice?Use the formula , where l is the length of the prism, w is the width, V is the volume, and h is the height.

Question illustration
A
2.5 inches
B
4 inches
C
5 inches
D
7.5 inches
43

Which table correctly converts inches to feet?

A
A 2-column table with 4 rows. Column 1 is labeled Inches with entries 2, 4, 6, 8. Column 2 is labeled Feet with entries 24, 48, 72, 96.
Option A
B
A 2-column table with 4 rows. Column 1 is labeled Inches with entries 8, 16, 24, 32. Column 2 is labeled Feet with entries 24, 48, 72, 96.
Option B
C
A 2-column table with 4 rows. Column 1 is labeled Inches with entries 24, 48, 72, 96. Column 2 is labeled Feet with entries 2, 4, 6, 8.
Option C
D
A 2-column table with 4 rows. Column 1 is labeled Inches with entries 24, 48, 72, 96. Column 2 is labeled Feet with entries 8, 16, 24, 32.
Option D
44

Tyrone walked 8 miles in a walkathon at a speed of 2 miles per hour. How long was he walking?

A
4 hours
B
6 hours
C
10 hours
D
16 hours
45

How many liters of glycerin should be added to 12 liters of an 8% glycerin solution so that the resulting solution contains 16% glycerin? Round the answer to the nearest hundredth if necessary. Original (L)Added (L)New (L)Amount of Glycerin0.96x0.96 + xAmount of Solution12x12 + x

A
0.18 liter
B
1.14 liters
C
1.92 liters
D
2.10 liters
46

Kayla created the graph below to represent the solution to the inequality .What errors did she make? Select two options.

Question illustration
A
She should have used an open circle at the end of the ray.
B
She should have pointed the arrow to the right.
C
She should have used a circle at –7 as the end of the ray.
D
She should have used a circle at –9 as the end of the ray.
47

Kiara found the solution for the inequality, . What is Kiara’s error?

Question illustration
A
Kiara should have added 9.5 to each side of the inequality to get the solution .
Option A
B
Kiara should have reversed the variable and the number in the solution to get .
Option B
C
Kiara should have used a closed circle on the graph.
D
Kiara should have shaded the number line to the right of the circle.
48

A football field is 100 yards in length. How many inches long is a football field?

A
300 inches
B
360 inches
C
3,000 inches
D
3,600 inches
49

Which inequalities have the solution set graphed on the number line? Select two options.

Question illustration
A
x less-than negative 4
Option A
B
Negative 4 less-than x
Option B
C
Negative 4 less-than-or-equal-to x
Option C
D
Negative 4 greater-than x
Option D
E
x greater-than negative 4
Option E
50

What is the value of 53i 9?

A
–125i
B
–15i
C
15i
D
125i

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