SOLUTION: A store sells about 80 sweaters per month at a price of $ 30. For each $ 1 decrease in price, the store sells 5 more sweaters per month. Write a function that models this situation
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Question 1156061: A store sells about 80 sweaters per month at a price of $ 30. For each $ 1 decrease in price, the store sells 5 more sweaters per month. Write a function that models this situation. Tell how the store can maximize monthly revenue.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = monthly revenue
Let = number of $1 decreases in price
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The n-value of the peak is at:
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If the store lowers the price by $7, the
monthly revenue will be maximum
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Here's the plot of and :
The maximum revenue is:
$2,645
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