Unit Test — Unit test Answers

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1
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Which expression is equivalent to ?

Question illustration
A
–8
B
–2
C
2
D
8
2
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Which statement correctly compares the values in the statement?

Question illustration
A
0.073 less-than 0.73
Option A
B
0.073 less-than negative 0.73
Option B
C
0.073 greater-than 0.73
Option C
D
0.073 = 0.73
Option D
3

Which list orders the numbers from least to greatest?

Question illustration
A
1.3, 1 and one-half, negative 2.5, negative 2 and two-thirds, 3
Option A
B
negative 2.5, negative 2 and two-thirds, 1.3, 1 and one-half, 3
Option B
C
Negative 2.5, negative 2 and two-thirds, 1 and one-half, 1.3, 3
Option C
D
Negative 2 and two-thirds, negative 2.5, 1.3, 1 and one-half, 3
Option D
4

What is the value of the expression ?

Question illustration
Answer not available
5

Liza is playing a game in which she earns 3 points for each correct response but loses 2 points for each incorrect response. She missed the first 3 questions. Right now she just hopes to break even. Which statement is true?

A
To break even, Liza must answer 3 questions correctly to cancel out the 3 she answered incorrectly.
B
To break even, Liza must answer 2 questions correctly to give her 6 points, because she now has –6 points and the result would be a score of 0.
C
To break even, Liza must answer 6 questions correctly to give her 6 points, because she now has –6 points and the result would be a score of 0.
D
To break even, Liza must answer 1 question correctly, because she needs 3 points to cancel out the 3 questions she answered incorrectly.
6

Which person in the high rise building is closest to the street level?

A
Moira is in her doctor’s office on the fourth floor.
B
Geoffrey is in the elevator between the second and third floors.
C
Sandy is in the laundry room on the –2 basement floor.
D
Hasim is leaving the parking garage and is currently between –1 and –2 levels.
7

Han’s mother will not let him play outside in the snow until the temperature is above zero. DayHigh Temperature of DayThursday0ºFriday–5ºSaturday4ºSunday7ºWhen is the soonest he can expect to go out?

A
Thursday
B
Friday
C
Saturday
D
Sunday
8

Absalom states that 0 is a rational number. Which is a correct explanation for this statement?

A
The number 0 is a whole number, which is part of the rational numbers.
B
The number 0 is the center of the number line.
C
The number 0 is a natural number, which is part of the rational numbers.
D
The number 0 cannot be written as a fraction.
9

Jacob is playing a game where he earns 3 points for a correct answer and loses 2 points for an incorrect answer. He currently has –6 points. What situation would end with him breaking even?

A
answering one question correctly and the last question incorrectly
B
answering one question incorrectly and the last question correctly
C
answering the last two questions correctly
D
answering the last two questions incorrectly
10

Jynessa wants to order these fractions: . What should she use as her common denominator?

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A
6
B
9
C
12
D
18
11

Which represents the value of Point D on the number line?

Question illustration
A
–4
B
–(–3)
C
–3
D
–(–4)
12

At a department store, Kendra has a debt greater than $25.00. Which could be Kendra’s balance?

A
Negative 32 dollars
Option A
B
Negative 22 dollars
Option B
C
Negative 19 dollars
Option C
D
Negative 11 dollars
Option D
13

Which set of numbers includes only integers?

A
Left-brace negative 3, 0, StartFraction 5 Over 6 EndFraction, 5, 45 Right-brace
Option A
B
Left-brace negative 9, negative 3, 0, 5.7, 7.8 Right-brace
Option B
C
Left-brace negative 3, negative 2 and StartFraction 4 Over 5 EndFraction, 5, 7, 53 Right-brace
Option C
D
Left-brace negative 10, negative 7, 0, 98, 145 Right-brace
Option D
14

Which point represents on the graph?

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A
Point A
B
Point C
C
Point D
D
Point E
15

The table shows the dates, times, and high and low tide heights.Cresap Bay Tide TableDateTimeLow/high tide Thursday, Feb. 71:26 a.m.2.6 ft (low)7:26 a.m.6.4 ft (high)2:29 p.m.–0.8 ft (low)9:21 p.m.4.8 ft (high)Friday, Feb. 82:24 a.m.1.5 ft (low)8:22 a.m.6.5 ft (high)3:16 p.m.–1.6 ft (low)10:02 p.m.5.1 ft (high)On what date and time was the lowest tide?

A
Thursday, Feb. 7, at 2:29 p.m.
B
Friday, Feb. 7, at 9:21 p.m.
C
Friday, Feb. 8, at 2:24 a.m.
D
Friday, Feb. 8, at 3:16 p.m.
16

Vanessa owed her friend $24. She paid back $8. How much more does Vanessa need to pay before her account is at zero?

A
–$16
B
–$8
C
$8
D
$16
17

Which number completes the inequality?

Question illustration
A
–5.3
B
–5.23
C
–4.38
D
–5.1
18

Which symbol should go into the box to make the statement true?

Question illustration
A
Less-than
Option A
B
Greater-than
Option B
C
Not-equals
Option C
D
=
19

A puppet show crew uses a timer that includes both negative and positive minutes for before and during the play. If it takes the crew 40 minutes to assemble the box stage, 13 minutes to organize the sock puppets, and 10 minutes to greet the children, what time should the timer read when they begin?

A
–63 minutes
B
–17 minutes
C
0 minutes
D
53 minutes
20

Coach DeCaro records the cross country runners’ times compared to their personal best times.3K TimesRunnerTime compared to personal bestGregor+5.6Hiroki–11.6Isabelle+3.2Juan0Karen–5.2Which list correctly orders the runners from MOST improved to LEAST improved?

A
Juan, Hiroki, Karen, Isabelle, Gregor
B
Juan, Isabelle, Karen, Gregor, Hiroki
C
Hiroki, Karen, Juan, Isabelle, Gregor
D
Gregor, Isabelle, Juan, Karen, Hiroki

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