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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

Which of the following equations is the most appropriate linear model for the data shown in the scatterplot?

Ay = 1.74 - 11.98xBy = 11.98 + 4.74xCy = 11.98 - 1.74xDy = -11.98 - 1.74x

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

Data set J: 18, 18, 19, 19, 20, 21, 21, 22, 22

Data set K: 18, 20, 20, 20, 20, 20, 20, 22

The lists give the values in data sets J and K. Which of the following statistics is greater for data set J than it is for data set K?

AMeanBMedianCRangeDStandard deviation

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

Rebecca is collecting 40-milliliter samples of river water and 15-milliliter samples of lake water. She needs to collect a total of at least 770 milliliters of river water and lake water, where the number of samples of lake water is twice the number of samples of river water. Which inequality represents this situation, where x is the number of samples of river water that Rebecca needs to collect?

A40(2x) + 15x ≤ 770B40(2x) + 15x ≥ 770C40x + 15(2x) ≤ 770D40x + 15(2x) ≥ 770

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

In the circle, O is the center and ∠AOB is a right angle. If the area of the shaded region is 37π square units, what is the length, in units, of OA?

A74B148C

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

The table shows several values of x and their corresponding values of f(x) for the polynomial function f. Which of the following could define f?

Af(x) = x³Bf(x) = x³ - 23Cf(x) = x³ + 23Df(x) = (x - 23)³

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

The function f(x) = 43.50 - 0.28x gives a person's estimated grip strength, in kilograms, x years after the person's grip strength was first measured. Based on the function, what is this person's estimated grip strength, in kilograms, 32.50 years after the person's grip strength was first measured?

A10.72B34.40C43.50D52.60

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

10x + 35y = 11

The given equation is one equation in a system of two linear equations. The system has more than one solution. Which of the following equations could be the other equation in the system?

I. 12x + 42y = 11

II. 35x + 10y = 11

AI onlyBII onlyCI and IIDNeither I nor II

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

(|3x - 24| + 3)/6 = 4

What is the sum of the solutions to the given equation?

A1B15C16D24

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

In triangle XYZ, two of the angles have the same measure. If the measure of angle X is 92° and the measure of angle Y is 44°, what is the measure of angle Z?

A180°B92°C88°D44°

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

The furniture company is selling all tables with a 20% discount off their original price for the month of October. What is the discount, in dollars, on a table with an original price of $170?

A150B130C68D34

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

One of the factors of 6x⁴ + 29x² + 28 is ax² + b, where a and b are positive constants. Which of the following is a possible value of ab?

A4B8C14D21

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

r + g < 40

For which of the following tables are all the values of r and their corresponding values of g solutions to the given inequality?

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

In the xy-plane, which of the following does NOT contain any points that are part of the solution set to 4x - 9y > 36?

AThe region where x < 0 and y > 0BThe region where x < 0 and y < 0CThe region where x > 0 and y > 0DThe x-axis

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

Square A has side lengths that are 72 times the side lengths of square B. The area of square A is k times the area of square B. What is the value of k?

A36B72C144D5,184

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

Triangles ABC and A'B'C' are shown. Triangle ABC is dilated by a scale factor of 6 to form triangle A'B'C'. If the length of AB is 18, what is the length of A'B'?

A3B6C24D108

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

The scatterplot shows the relationship between the square footage of 12 clothing stores and their annual sales, in millions of dollars. According to the trend shown by the data, which of the following is the best prediction for the annual sales, in millions of dollars, of a clothing store that is 4 thousand square feet?

A10.1B7.4C5.4D4.1

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

The table shows the distribution of people in a certain city by age group.

If a person in this city is selected at random, which of the following is closest to the probability of selecting a person who is greater than 65 years old, given the person is at least 18 years old?

A0.23B0.32C0.50D0.85

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

P(t) = 22.5(1.036)^t

The function P gives the predicted population, in millions, of a certain country for the period from 1984 to 2018, where t is the number of years after 1984. According to this function, what is the best interpretation of the statement "P(8) is approximately equal to 29.86"?

AIn 1984, the predicted population of this country was approximately 8 million.BIn 1984, the predicted population of this country was approximately 29.86 million.C29.86 years after 1984, the predicted population of this country was approximately 8 million.D8 years after 1984, the predicted population of this country was approximately 29.86 million.

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

During a trip, Bill drove his car for 18.0 miles and then began driving at a constant speed of 60.0 miles per hour. After 2 hours of driving at this speed, what is the total distance, in miles, Bill has traveled during this trip?

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

An event planner is planning an ice-skating event. It costs the event planner a one-time fee of $50 to rent the skating rink and $15.50 per attendee. The event planner has a budget of $225. What is the greatest number of attendees possible without exceeding the budget?

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

For a project, Kayla recorded the heights of 25 people in her neighborhood. The histogram summarizes the heights, in inches (in), of these 25 people in Kayla's neighborhood. The first bar represents people with a height of at least 50 in but less than 53 in. The second bar represents people with a height of at least 53 in but less than 56 in, and so on.

How many of these 25 people in Kayla's neighborhood had a height of at least 50 in but less than 56 in?

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Chapter 12 · 2026.6 : A-B(analysis included) · MATH 2

A circle has center P, and points A and B lie on the circle. The measure of arc AB is 15° and the length of arc AB is 6π units. What is the length, in units, of the radius of the circle?

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