21. DESIGNER WINDSOCKS Windless Surfing Company's marketing manager observesthat if the price of designer windsocks is $45, then on average 75 windsocks are soldper month. Experience has shown that if the price is raised from $45, then for every$2 increase in price, 3 fewer windsocks will be sold each month.a. Write an equation for the number of windsocks sold per month in terms of the price.b. What price will result in zero windsocks per month being sold?c. If the manager wants to sell at least 50 windsocks each month, what is the range ofpossible prices for the windsocks?

Answered: 21. DESIGNER WINDSOCKS Windless Surfing…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Which situation represents an example of a non-proportional relationship? A restaurant charges $1.75 for each soft drink. A cell phone company charges customers 10 cents per text sent or received. A gym charges a membership fee of $50, plus a monthly charge of $20 per month. A dog walker charges $10 to walk one dog for 30 minutes.
B. The table below shows how profit at a toy company changes with sales. Sales Profit $12 $4 $18 $6 $24 $8 1. Write an equation to show how profit changes with .dar sales. Use s for sales and p for profit. 2. Use the equation to find the profit when s = 42. 3. Use the equation to find the profit when s = 60.
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