AnswersRVACR Reading Common Core Algebra IQuantitative Reasoning

Quantitative Reasoning Answers

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1
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At which times could Rory's phone have been plugged into the charger? Select three options.

A
6 hours
B
9 hours
C
11 hours
D
14 hours
E
19 hours
2
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Yana is in the school computer lab writing a paper for history class. The graph represents the number of words Yana has written after a number of minutes.

Question illustration
A
Yana opened her saved paper, wrote, took a break, deleted some of the words, and then began writing again.
B
Yana began writing a new paper, deleted some of her words, took a break, and then began writing again.
C
Yana opened her saved paper, deleted some of her words, began writing, and then took a break.
D
Yana began writing a new paper, took a break, and then deleted some of what she had written.
3

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
4

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
5

On this graph, 4:00 p.m. occurs at 16 hours after midnight, and 6:00 p.m. occurs at 18 hours after midnight. Which statements are true about the temperatures Luis recorded on the graph? Select THREE answers.

A
The temperature increased until 4:00 p.m.
B
The temperature was not recorded between 4:00 p.m. and 6:00 p.m.
C
The temperature decreased after 6:00 p.m.
D
The temperature increased and then decreased before holding constant.
E
The temperature increased more quickly between 12:00 p.m. and 4:00 p.m. than before 12:00 p.m.
6

The table shows the height of the tree that Margo planted over an 11-month period.

Question illustration
A
The tree increased in height each month during the entire 11-month period.
B
The tree decreased in height each month during the entire 11-month period.
C
The tree increased in height each month until the time period between month 9 and month 11.
D
The tree decreased in height each month until the time period between month 9 and month 11.
7

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

Question illustration
A
Jamal is stopped.
B
Jamal is speeding up.
C
Jamal is slowing down.
D
Jamal is traveling at a constant speed.
8

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

A
Option
B
Option
C
Option
D
Option
9

The graph represents a person’s heart rate in beats per minute during 30 minutes of exercise.

Question illustration
A
The heart rate increases for 6 minutes, remains constant for 19 minutes, and then gradually increases for 5 minutes.
B
The heart rate decreases for 6 minutes, remains constant for 19 minutes, and then gradually increases for 5 minutes.
C
The heart rate increases for 6 minutes, remains constant for 19 minutes, and then gradually decreases for 5 minutes.
D
The heart rate remains constant for 6 minutes, increases for 19 minutes, and then gradually decreases for 5 minutes.
10

The help desk is keeping track of the number of minutes the average caller spends on hold.

Question illustration
A
week 1 to week 3
B
week 1 to week 4
C
week 4 to week 6
D
week 3 to week 5

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