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WGU C957 APPLIED ALGEBRA OA EXAM 2021
WGU C957 APPLIED ALGEBRA OA EXAM 2021
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WGU C957 APPLIED ALGEBRA OA EXAM 2024 |ACTUAL REAL EXAM QUESTIONS AND ANSWERS
WITH A PRACTICE EXAM TEST BANK AND STUDY
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A local business is looking to become a franchise. The company wants to predict the
number of franchises, F, given a certain number of years, Y. This prediction is
modeled by the function F( Y). What can be concluded by F(5) = 10? - ANSWER In
5 years, there will be 10 open stores.
A bank begins a marketing campaign to increase its number of customers. Each
month, all new customers are put into a drawing. One customer then receives a $50
credit in a checking account.The amount of money given away in the drawing, G, is a
function of the number of months, M, the drawing has been going on for. What is the
correct function notation to represent the amount of money given away after the
drawing has been going on for 5 months? - ANSWER G(5) = 250
The volume of calls, V( h), at a particular customer service center can be written as a
function of the number of hours after opening each day, h. What would the ordered
pair (6,8) represent for this function? - ANSWER There were 8 calls 6 hours after
opening.
A company has developed two functions, L( t) and M( t), that determine the least
amount and most amount, respectively, of revenue it will make in any given month in
dollars (with t = 1 corresponding to January). What can the company reasonably
conclude if L(2) = 3,000 and M(2) = 5,000? - ANSWER In February, it will make
between $3,000 and $5,000.
A server at a restaurant has realized that tips, T, in dollars are related to the number
of hours, h, that have been worked on any given day. Tips can be modeled by the
function T( h) = X. How can this function be interpreted? - ANSWER If the server
works h hours, the tips will be $ X.
A company pays its employees a base salary each month plus a commission, C,
based on the number of sales, s, made by an employee during the month. An
employee made 8 sales in the last month and received a commission of $1,600. How
would this be represented in function notation? - ANSWER C(8) = 1600
Below is a growth graph of a business. It compares gross growth and net growth.
What can be said about the growth between the years of 2012 and 2014? -
ANSWER Both gross and net growth increased.
, The graph below shows the three-month average percentage year-on-year growth
for real total pay for the years 2010-2016, along with the Office for Budget
Responsibility's (OBR's) growth forecast for the years 2016-2021. What can be
concluded from this graph? - ANSWER The OBR forecasts the growth will remain
above 1% between 2016 and 2021.
The following graph shows the profits of a company for the last fiscal year.
Approximately how much have the company's profits increased over the last year? -
ANSWER 30%
Black Monday occurred on October 19, 1987, and represents the single largest
decline of the Dow Jones average in history.The function f represents a seven-month
period during which Black Monday occurred. The function value f(1) represents the
Dow Jones average in June of 1987. Which function value represents the Dow
Jones average during the month when Black Monday occurred? - ANSWER f(5)
The unemployment rate in Poland for the time period from 1990 to 2012 is shown in
the graph below using the function U( t) (measured as a percentage), where t is the
year. For example, U(1990) is the unemployment rate for the year 1990. What can
be concluded based on this graph? - ANSWER The largest two-year increase in
unemployment was from 1990 to 1992.
The graph of the function C below represents the number of coal miners in the
United States from 1985 to 2015.C( y) represents the number of coal miners in the
United States in the year y. For example, C(1985) shows there were 170,000 coal
miners in the United States in 1985. Which interpretation of the function C is
accurate? - ANSWER C(2000) represents 70,000 coal miners in 2000.
The following table compares the number of employees hired and the number of
employees dismissed over an 11-year period for a certain business.
Year# Hired#
Dismissed20075010200820102009305201021172011603020127015201340202014
155201520620161022017107
What can be concluded from this table? - ANSWER More employees were hired
than dismissed each year.
A company has the following information on last quarter's sales (month 7 refers to
July):
MonthSales (in thousands of dollars)730383289333
What was the average rate of change over the entire quarter (from July to
September)? - ANSWER Sales increased an average of $15,000 per month.
An IT firm generates the following numbers to estimate its revenue in thousands of
dollars based on the number of employees working on a project.
EmployeesRevenue (in thousands)10$12.4020$21.9930$30.7440$36.0150$38.43
Which conclusion can be made by examining the average rate of change between
consecutive rows? - ANSWER The revenue is increasing at slower and slower rates
in relation to the number of employees.
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