AnswersRVACR Reading Common Core Algebra IQuantitative Reasoning

Quantitative Reasoning — Cumulative exam Answers

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The graph represents the heights of two climbers on a climbing wall over a 12-minute time period.

Question illustration
A
Brynn was resting at a constant climbing height when Abby’s climbing height was decreasing.
B
Abby’s climbing height was decreasing when Brynn’s climbing height was increasing.
C
The heights of both climbers increased, then decreased, with no rest at a constant height.
D
Both climbers rested on the wall at a constant height for 2 minutes.
42
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The table shows the number of grapes eaten over several minutes.

Question illustration
A
15 grapes eaten per minute
B
15 minutes to eat each grape
C
60 grapes eaten per minute
D
60 minutes to eat each grape
43

The graph below represents the speeds of Kael and Lynn as they run around a track.

Question illustration
A
12
B
17
C
23
D
28
44

The graph shows the increase in temperature over time in an oven.

Question illustration
A
The change in the y-values is 40 and the change in the x-values is 1.
B
The change in the y-values is 1 and the change in the x-values is 40.
C
The change in the y-values is 150 and the change in the x-values is 2.
D
The change in the y-values is 190 and the change in the x-values is 3.
45

The point-slope form of the equation of the line that passes through (–5, –1) and (10, –7) is . What is the standard form of the equation for this line?

Question illustration
A
2x – 5y = –15
B
2x – 5y = –17
C
2x + 5y = –15
D
2x + 5y = –17
46

Question text not available

Question illustration
A
a = 2
B
a = 3
C
a = 19
D
a = 35
47

The graph shows the speed of Sam’s car over time.

Question illustration
A
His car is stopped.
B
His car is speeding up.
C
His car is slowing down.
D
His car is traveling at a constant speed.
48

A car increases, then decreases, its speed. Which table could represent the speed of the car?

A
A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 43, 41, 42, 43.
Option A
B
A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 47, 49, 48, 47.
Option B
C
A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 45, 45, 43, 41.
Option C
D
A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 43, 41, 41, 41.
Option D
49

Which graph could represent a constant balance in a bank account over time?

A
Option
B
Option
C
Option
D
Option
50

Julissa is running a 10-kilometer race at a constant pace. After running for 18 minutes, she completes 2 kilometers. After running for 54 minutes, she completes 6 kilometers. Her trainer writes an equation letting t, the time in minutes, represent the independent variable and k, the number of kilometers, represent the dependent variable.Which equation can be used to represent k, the number of kilometers Julissa runs in t minutes?

A
k – 2 = (t – 18)
Option A
B
k – 18 = (t – 2)
Option B
C
k – 2 = 9(t – 18)
D
k – 18 = 9(t – 2)

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