Applied Algebra - C957
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1. A local business is looking to become a franchise. The In 5 years, there will be 10
company wants to predict the number of franchises, F, open stores.
given a certain number of years, Y. This prediction is
modeled by the function F( Y). What can be concluded
by F(5) = 10?
2. A bank begins a marketing campaign to increase its G(5) = 250
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 num-
ber 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?
3. The volume of calls, V( h), at a particular customer ser- There were 8 calls 6 hours
vice center can be written as a function of the number after opening.
of hours after opening each day, h. What would the
ordered pair (6,8) represent for this function?
4. A company has developed two functions, L( t) and M( In February, it will make
t), that determine the least amount and most amount, between $3,000 and
respectively, of revenue it will make in any given month $5,000.
in dollars (with t = 1 corresponding to January). What
can the company reasonably conclude if L(2) = 3,000
and M(2) = 5,000?
5. A server at a restaurant has realized that tips, T, in If the server works h hours,
dollars are related to the number of hours, h, that have the tips will be $ X.
been worked on any given day. Tips can be modeled
, Applied Algebra - C957
Study online at https://quizlet.com/_eug1no
by the function T( h) = X. How can this function be
interpreted?
6. A company pays its employees a base salary each C(8) = 1600
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 represent-
ed in function notation?
7. Below is a growth graph of a business. It compares Both gross and net growth
gross growth and net growth. What can be said about increased.
the growth between the years of 2012 and 2014?
8. The graph below shows the three-month average per- The OBR forecasts the
centage year-on-year growth for real total pay for the growth will remain above
years 2010-2016, along with the Office for Budget 1% between 2016 and
Responsibility's (OBR's) growth forecast for the years 2021.
2016-2021. What can be concluded from this graph?
9. The following graph shows the profits of a company 30%
for the last fiscal year. Approximately how much have
the company's profits increased over the last year?
10. Black Monday occurred on October 19, 1987, and rep- f(5)
resents the single largest decline of the Dow Jones
average in history.The function f represents a sev-
, Applied Algebra - C957
Study online at https://quizlet.com/_eug1no
en-month period during which Black Monday oc-
curred. 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?
11. The unemployment rate in Poland for the time period The largest two-year in-
from 1990 to 2012 is shown in the graph below using crease in unemployment
the function U( t) (measured as a percentage), where t was from 1990 to 1992.
is the year. For example, U(1990) is the unemployment
rate for the year 1990. What can be concluded based
on this graph?
12. The graph of the function C below represents the num- C(2000) represents
ber of coal miners in the United States from 1985 to 70,000 coal miners in
2015.C( y) represents the number of coal miners in 2000.
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?
13. The following table compares the number of employ- More employees were
ees hired and the number of employees dismissed hired than dismissed each
over an 11-year period for a certain business. year.
Year# Hired#
Dis-
missed200750102008201020093052010211720116030201270152013402020
What can be concluded from this table?
14.
Study online at https://quizlet.com/_eug1no
1. A local business is looking to become a franchise. The In 5 years, there will be 10
company wants to predict the number of franchises, F, open stores.
given a certain number of years, Y. This prediction is
modeled by the function F( Y). What can be concluded
by F(5) = 10?
2. A bank begins a marketing campaign to increase its G(5) = 250
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 num-
ber 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?
3. The volume of calls, V( h), at a particular customer ser- There were 8 calls 6 hours
vice center can be written as a function of the number after opening.
of hours after opening each day, h. What would the
ordered pair (6,8) represent for this function?
4. A company has developed two functions, L( t) and M( In February, it will make
t), that determine the least amount and most amount, between $3,000 and
respectively, of revenue it will make in any given month $5,000.
in dollars (with t = 1 corresponding to January). What
can the company reasonably conclude if L(2) = 3,000
and M(2) = 5,000?
5. A server at a restaurant has realized that tips, T, in If the server works h hours,
dollars are related to the number of hours, h, that have the tips will be $ X.
been worked on any given day. Tips can be modeled
, Applied Algebra - C957
Study online at https://quizlet.com/_eug1no
by the function T( h) = X. How can this function be
interpreted?
6. A company pays its employees a base salary each C(8) = 1600
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 represent-
ed in function notation?
7. Below is a growth graph of a business. It compares Both gross and net growth
gross growth and net growth. What can be said about increased.
the growth between the years of 2012 and 2014?
8. The graph below shows the three-month average per- The OBR forecasts the
centage year-on-year growth for real total pay for the growth will remain above
years 2010-2016, along with the Office for Budget 1% between 2016 and
Responsibility's (OBR's) growth forecast for the years 2021.
2016-2021. What can be concluded from this graph?
9. The following graph shows the profits of a company 30%
for the last fiscal year. Approximately how much have
the company's profits increased over the last year?
10. Black Monday occurred on October 19, 1987, and rep- f(5)
resents the single largest decline of the Dow Jones
average in history.The function f represents a sev-
, Applied Algebra - C957
Study online at https://quizlet.com/_eug1no
en-month period during which Black Monday oc-
curred. 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?
11. The unemployment rate in Poland for the time period The largest two-year in-
from 1990 to 2012 is shown in the graph below using crease in unemployment
the function U( t) (measured as a percentage), where t was from 1990 to 1992.
is the year. For example, U(1990) is the unemployment
rate for the year 1990. What can be concluded based
on this graph?
12. The graph of the function C below represents the num- C(2000) represents
ber of coal miners in the United States from 1985 to 70,000 coal miners in
2015.C( y) represents the number of coal miners in 2000.
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?
13. The following table compares the number of employ- More employees were
ees hired and the number of employees dismissed hired than dismissed each
over an 11-year period for a certain business. year.
Year# Hired#
Dis-
missed200750102008201020093052010211720116030201270152013402020
What can be concluded from this table?
14.
