WGU C957 APPLIED ALGEBRA OA, LEARNING
CHECKS DESCRIPTION STUDY FUIDE
QUESTIONS WITH CORRECT ANSWERS
2026/2027 LATEST UPDATE
You own a car wash that charges $10 for each car that goes through. If you
wash 50 cars a day, your revenue is $10×50=$500. If you only wash 20 cars a
day, your revenue is $10×20=$200. Which variable is the independent variable?
A. Your company's revenue
B. The number of cars washed - CORRECT ANSWER-B
The amount of money you spend on apps depends on the number of apps you
buy.
Which variable is the dependent variable?
A. The amount of money spent
B. The number of apps you buy - CORRECT ANSWER-A
When you first started at your job, you earned two weeks of vacation time a
year. After five years of
employment, you earn three weeks of vacation. After ten years of employment,
you earn four weeks of vacation.What is the dependent variable—the number
of weeks of vacation or the number of years employed?
A. The number of weeks of vacation
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,B. The number of years employed - CORRECT ANSWER-A
Which event allows you to predict the output based on an input?
A. The sex of a baby based on what the mother eats during pregnancy
B. The color gumball you get from a gumball machine based on which
quarter you put into the machine
C. Whether or not someone will opt into a retirement savings program based
on eye color
D. What comes out of a vending machine based on your selection - CORRECT
ANSWER-D
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A cow eats grass, which is turned into milk by its body, and a farmer then milks
the cow.
What is the input?
A. The cow
B. The milk
C. The grass
D. The farmer - CORRECT ANSWER-C
Which of these represents a function?
A. Input: A student's age; Output: The number of siblings a student has
B. Input: The cost of an item; Output: The sales tax owed on the item
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, C. Input:D. Input: AThe teacher's gender; Output: Subject he or amount of
coffee consumed; Output: Levelshe teaches of intelligence - CORRECT
ANSWER-B
A company uses the function B to predict the cost of benefits given the number
of employees, n.
What might the inverse function be useful for?
A. The inverse function could be used to figure out how many employees the
company could employ if the budget for benefits was limited.
B. The inverse function could be used to predict the cost of benefits for new
hires. - CORRECT
ANSWER-A
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
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
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CHECKS DESCRIPTION STUDY FUIDE
QUESTIONS WITH CORRECT ANSWERS
2026/2027 LATEST UPDATE
You own a car wash that charges $10 for each car that goes through. If you
wash 50 cars a day, your revenue is $10×50=$500. If you only wash 20 cars a
day, your revenue is $10×20=$200. Which variable is the independent variable?
A. Your company's revenue
B. The number of cars washed - CORRECT ANSWER-B
The amount of money you spend on apps depends on the number of apps you
buy.
Which variable is the dependent variable?
A. The amount of money spent
B. The number of apps you buy - CORRECT ANSWER-A
When you first started at your job, you earned two weeks of vacation time a
year. After five years of
employment, you earn three weeks of vacation. After ten years of employment,
you earn four weeks of vacation.What is the dependent variable—the number
of weeks of vacation or the number of years employed?
A. The number of weeks of vacation
1
,B. The number of years employed - CORRECT ANSWER-A
Which event allows you to predict the output based on an input?
A. The sex of a baby based on what the mother eats during pregnancy
B. The color gumball you get from a gumball machine based on which
quarter you put into the machine
C. Whether or not someone will opt into a retirement savings program based
on eye color
D. What comes out of a vending machine based on your selection - CORRECT
ANSWER-D
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A cow eats grass, which is turned into milk by its body, and a farmer then milks
the cow.
What is the input?
A. The cow
B. The milk
C. The grass
D. The farmer - CORRECT ANSWER-C
Which of these represents a function?
A. Input: A student's age; Output: The number of siblings a student has
B. Input: The cost of an item; Output: The sales tax owed on the item
2
, C. Input:D. Input: AThe teacher's gender; Output: Subject he or amount of
coffee consumed; Output: Levelshe teaches of intelligence - CORRECT
ANSWER-B
A company uses the function B to predict the cost of benefits given the number
of employees, n.
What might the inverse function be useful for?
A. The inverse function could be used to figure out how many employees the
company could employ if the budget for benefits was limited.
B. The inverse function could be used to predict the cost of benefits for new
hires. - CORRECT
ANSWER-A
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
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
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