The demand equation for a certain brand of pencil is 100y? + 9t? = 3600 where (y) represents the number (in thousands) of ten-packs demanded each week when the unit price is $(t). How fast is the quantity demanded increasing when the unit price per ten-pack is $14 and the selling price is dropping at the rate of $0.15 per ten-pack per week?

Managerial Economics: Applications, Strategies and Tactics (MindTap Course List)
14th Edition
ISBN:9781305506381
Author:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
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Chapter3: Demand Analysis
Section: Chapter Questions
Problem 6E
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The demand equation for a certain brand of pencil is
100y? + 9t2 = 3600
where (y) represents the number (in thousands) of ten-packs demanded each week when the unit price
is $(t). How fast is the quantity demanded increasing when the unit price per ten-pack is $14 and the
selling price is dropping at the rate of $0.15 per ten-pack per week?
Transcribed Image Text:The demand equation for a certain brand of pencil is 100y? + 9t2 = 3600 where (y) represents the number (in thousands) of ten-packs demanded each week when the unit price is $(t). How fast is the quantity demanded increasing when the unit price per ten-pack is $14 and the selling price is dropping at the rate of $0.15 per ten-pack per week?
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