The function S(T,r) = 30(T – 60)(8 – r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means.
The function S(T,r) = 30(T – 60)(8 – r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means.
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter8: Functions
Section8.2: Linear Functions And Applications
Problem 31PS
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![The function S(T,r) = 30(T - 60)(8 — r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and
rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means.
S(85,3)=
(Simplify your answer.)
Explain the meaning of the correct answer from the previous step. Select the correct choice below and fill in the answer
box within your choice.
A. Daily sales decrease at a rate of $
B. Daily sales increase at a rate of $
C. Daily sales are estimated to be $
D. Daily sales increase at a rate of $
O E. Daily sales decrease at a rate of $
O
per 1°F in temperature when the temperature is 85°F and rainfall is 3".
per 1°F in temperature when the temperature is 85°F and rainfall is 3".
when the temperature is 85°F and rainfall is 3".
per inch of rain when the temperature is 85°F and rainfall is 3".
per inch of rain when the temperature is 85°F and rainfall is 3".](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2b1cab43-2155-41da-a401-15f3493c67ce%2F21642ac5-a12f-4b1f-ae55-08f89ce5d5ca%2Fck6vi8tr_processed.png&w=3840&q=75)
Transcribed Image Text:The function S(T,r) = 30(T - 60)(8 — r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and
rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means.
S(85,3)=
(Simplify your answer.)
Explain the meaning of the correct answer from the previous step. Select the correct choice below and fill in the answer
box within your choice.
A. Daily sales decrease at a rate of $
B. Daily sales increase at a rate of $
C. Daily sales are estimated to be $
D. Daily sales increase at a rate of $
O E. Daily sales decrease at a rate of $
O
per 1°F in temperature when the temperature is 85°F and rainfall is 3".
per 1°F in temperature when the temperature is 85°F and rainfall is 3".
when the temperature is 85°F and rainfall is 3".
per inch of rain when the temperature is 85°F and rainfall is 3".
per inch of rain when the temperature is 85°F and rainfall is 3".
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