Unformatted text preview: hamburgers the restaurant will sell if it in-creases its daily spending on advertising from $17 to $17 . 50. 1. 36 more hamburgers 2. 35 more hamburgers correct 3. 37 more hamburgers 4. 33 more hamburgers 5. 34 more hamburgers Explanation: After diFerentiation, N ( x ) = 240-10 x. If x is increased by $Δ x , then the approximate increase, Δ N , in N will thus be given by Δ N ≈ N ( x )Δ x = (240-10 x )Δ x. When x = 17 and Δ x = . 5, therefore, the McDonalds restaurant can expect to sell approximately 35 more hamburgers. keywords: spending, marginal spending, dif-ferential...
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This note was uploaded on 02/14/2012 for the course MATH 408 K taught by Professor Clark,c.w./hoy,r.r during the Spring '08 term at University of Texas.
- Spring '08