WGU C957- Learning Checks Description
WGU C957 APPLIED ALGEBRA OA EXAM
2026 | ACTUAL REAL EXAM QUESTIONS
AND ANSWERS WITH A PRACTICE EXAM
TEST BANK AND STUDY GUIDE |
VERIFIED AND ACCURATE FOR
GUARANTEED PASS | GRADED A
QUESTION 1
Which choice is a variable?
A) The number of states in the United States of America
B) The cost of your daily newspaper
C) The amount a teenager makes babysitting
D) Your shoe size
Correct ,,,answer,,,: C) The amount a teenager makes babysitting
Rationale: A variable is something that can change or vary. The amount a
teenager makes babysitting can change from week to week depending on hours
worked and hourly rate. The number of US states is constant (50), the cost of a
daily newspaper is typically fixed, and your shoe size remains relatively constant
as an adult .
,QUESTION 2
Which choice is a variable?
A) The operating system on your phone
B) The amount a babysitter charges per hour
C) The name of the largest mountain range in the United States
D) The colors and styles of your shoes
Correct ,,,answer,,,: D) The colors and styles of your shoes
Rationale: The colors and styles of your shoes can vary depending on which shoes
you choose to wear each day. The operating system on your phone is fixed unless
you change it, the babysitter's hourly rate is typically constant for a given
babysitter, and the largest mountain range name (Rocky Mountains) is fixed .
QUESTION 3
Which choice is a quantitative variable?
A) S, representing the number of regular weekly shipping deliveries your
company's trucks make
B) P, representing the monthly profit based on the number of customers who
needed plumbing services
C) R, representing the monthly rent for your company's office building
D) M, representing the federal minimum wage
Correct ,,,answer,,,: B) P, representing the monthly profit based on the
number of customers who needed plumbing services
,Rationale: A quantitative variable is measured on a number scale and has a
numeric value. Monthly profit is a numeric value that can change. The number of
shipping deliveries (A) is also quantitative, but profit (B) is the better example as it
varies with customers .
QUESTION 4
In a lawn-mowing business, the amount of time an employee spends mowing a
lawn depends on the size of the lawn. It might also depend on some other factors.
Which choice represents a qualitative variable in this lawn-mowing business?
A) G, representing the amount of gas needed to mow a given lawn
B) W, representing the number of hours the employee spends working each day
C) H, representing the hilliness of the lawn
D) M, representing the maximum amount of lawn that a given mower can
complete per hour
Correct ,,,answer,,,: C) H, representing the hilliness of the lawn
Rationale: A qualitative (categorical) variable describes data that fits into
categories and is not numeric. "Hilliness" is a descriptive category (e.g., flat,
slightly hilly, very hilly) rather than a measured number. Gas amount, hours, and
mowing capacity are all quantitative .
QUESTION 5
Which variable is related to the variable temperature?
, A) Pen sales
B) Computer sales
C) Hot chocolate sales
D) Book sales
Correct ,,,answer,,,: C) Hot chocolate sales
Rationale: Hot chocolate sales are related to temperature—when temperatures
drop, hot chocolate sales typically increase. This is a real-world correlation. Pen,
computer, and book sales do not have a strong direct relationship with
temperature .
QUESTION 6
The number of years someone regularly deposits money in a savings account is
related to the amount of money in the account.
True or False?
Correct ,,,answer,,,: True
Rationale: This is true because regular deposits over more years generally lead to
a larger account balance due to both contributions and compound interest .
QUESTION 7
The amount of food prepared for a catered event depends on the number of people
attending. Which variable is the independent variable?
WGU C957 APPLIED ALGEBRA OA EXAM
2026 | ACTUAL REAL EXAM QUESTIONS
AND ANSWERS WITH A PRACTICE EXAM
TEST BANK AND STUDY GUIDE |
VERIFIED AND ACCURATE FOR
GUARANTEED PASS | GRADED A
QUESTION 1
Which choice is a variable?
A) The number of states in the United States of America
B) The cost of your daily newspaper
C) The amount a teenager makes babysitting
D) Your shoe size
Correct ,,,answer,,,: C) The amount a teenager makes babysitting
Rationale: A variable is something that can change or vary. The amount a
teenager makes babysitting can change from week to week depending on hours
worked and hourly rate. The number of US states is constant (50), the cost of a
daily newspaper is typically fixed, and your shoe size remains relatively constant
as an adult .
,QUESTION 2
Which choice is a variable?
A) The operating system on your phone
B) The amount a babysitter charges per hour
C) The name of the largest mountain range in the United States
D) The colors and styles of your shoes
Correct ,,,answer,,,: D) The colors and styles of your shoes
Rationale: The colors and styles of your shoes can vary depending on which shoes
you choose to wear each day. The operating system on your phone is fixed unless
you change it, the babysitter's hourly rate is typically constant for a given
babysitter, and the largest mountain range name (Rocky Mountains) is fixed .
QUESTION 3
Which choice is a quantitative variable?
A) S, representing the number of regular weekly shipping deliveries your
company's trucks make
B) P, representing the monthly profit based on the number of customers who
needed plumbing services
C) R, representing the monthly rent for your company's office building
D) M, representing the federal minimum wage
Correct ,,,answer,,,: B) P, representing the monthly profit based on the
number of customers who needed plumbing services
,Rationale: A quantitative variable is measured on a number scale and has a
numeric value. Monthly profit is a numeric value that can change. The number of
shipping deliveries (A) is also quantitative, but profit (B) is the better example as it
varies with customers .
QUESTION 4
In a lawn-mowing business, the amount of time an employee spends mowing a
lawn depends on the size of the lawn. It might also depend on some other factors.
Which choice represents a qualitative variable in this lawn-mowing business?
A) G, representing the amount of gas needed to mow a given lawn
B) W, representing the number of hours the employee spends working each day
C) H, representing the hilliness of the lawn
D) M, representing the maximum amount of lawn that a given mower can
complete per hour
Correct ,,,answer,,,: C) H, representing the hilliness of the lawn
Rationale: A qualitative (categorical) variable describes data that fits into
categories and is not numeric. "Hilliness" is a descriptive category (e.g., flat,
slightly hilly, very hilly) rather than a measured number. Gas amount, hours, and
mowing capacity are all quantitative .
QUESTION 5
Which variable is related to the variable temperature?
, A) Pen sales
B) Computer sales
C) Hot chocolate sales
D) Book sales
Correct ,,,answer,,,: C) Hot chocolate sales
Rationale: Hot chocolate sales are related to temperature—when temperatures
drop, hot chocolate sales typically increase. This is a real-world correlation. Pen,
computer, and book sales do not have a strong direct relationship with
temperature .
QUESTION 6
The number of years someone regularly deposits money in a savings account is
related to the amount of money in the account.
True or False?
Correct ,,,answer,,,: True
Rationale: This is true because regular deposits over more years generally lead to
a larger account balance due to both contributions and compound interest .
QUESTION 7
The amount of food prepared for a catered event depends on the number of people
attending. Which variable is the independent variable?
