WGU C957 Applied Algebra Learning Checks Latest Update 2024-2025 Questions and Verified Correct Answers Guaranteed A+ 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?
- The inverse function could be used to figure out how many employees the company
- The inverse function could be used to predict the cost of benefits for new hires. -
could employ if the budget for benefits was limited.
CORRECT ANSWER: A
A cow eats grass, which is turned into milk by its body, and a farmer then milks the cow.
What is the input?
- The cow
- The milk
- The grass
D. The farmer - CORRECT ANSWER: C
A function doubles each input. What does the inverse function do?
- Doubles each input
- Adds 2 to each input
- Subtracts 2 from each input
D. Halves each input - CORRECT ANSWER: D
Given the function C(p)=20-p, which of these would be a coordinate on the graph?
A. (5, 16)
B. (5, 18)
C. (5, 17)
D. (5, 15) - CORRECT ANSWER: D
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?
- G, representing the amount of gas needed to mow a given lawn
- W, representing the number of hours the employee spends working each day 1 / 2
- H, representing the hilliness of the lawn
- M, representing the maximum amount of lawn that a given mower can complete per
hour - CORRECT ANSWER: C
Sales tax in your state is 7%.Which function models the amount of sales tax, T, when you spend x dollars?
- T(x)=7+x
- T(x)=0.07+x
- T(x)=7x
D. T(x)=0.07(x) - CORRECT ANSWER: D
Suppose a short-distance towing company uses the function P(m)=1.8m+32 to determine the price, P, of towing a car m miles. What would the price be for the coordinate (10, P)?
A. 33.8
- 42
- 18
D. 50 - CORRECT ANSWER:
The amount of food prepared for a catered event depends on the number of people attending.
Which variable is the independent variable?
- The amount of food prepared
B. The number of people attending - 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?
- The amount of money spent
B. The number of apps you buy - CORRECT ANSWER: A
The cost to mail a package that weighs z ounces is given by the function C(z)=$2.50+0.08z.
How much would it cost to mail a package that weighs 14 ounces?
A. $13.24
B. $14.20
C. $2.58
D. $3.62 - CORRECT ANSWER: D
- / 2