A produce and distributor of gift cards produces a boxes of cards per day at an average cost C (x) (in 12x + 8000 Round your answers to the nearest cent, if needed. 4x + 640 dollars) of C (x); a. Find the average rate of change in the average cost, as production increases from 60 boxes/day to 100 boxes per day. $ per day b. Find the average rate of change in the average cost, as production increases from 70 boxes/day to 100 boxes per day. per day

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.3: Linear Functions And Slope
Problem 105E
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A produce and distributor of gift cards produces a boxes of cards per day at an average cost C (x) (in
dollars) of C (x) =
12x + 8000
4x + 640
Round your answers to the nearest cent, if needed.
a. Find the average rate of change in the average cost, as production increases from 60 boxes/day to
100 boxes per day.
$
per day
b. Find the average rate of change in the average cost, as production increases from 70 boxes/day to
100 boxes per day.
per day
Transcribed Image Text:A produce and distributor of gift cards produces a boxes of cards per day at an average cost C (x) (in dollars) of C (x) = 12x + 8000 4x + 640 Round your answers to the nearest cent, if needed. a. Find the average rate of change in the average cost, as production increases from 60 boxes/day to 100 boxes per day. $ per day b. Find the average rate of change in the average cost, as production increases from 70 boxes/day to 100 boxes per day. per day
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