4 The cost of fuel per hour of running a jet aircraft, $C, is a function of its cruising velocity, v km/h: v2 + 500 000 C(7) = 300 Find the most economical cruising velocity for a journey of 6000 km. 5 Videoworld rents out 1200 first-release videc each day at a price of $10 each. They have been told that 150 more people would rent these videos for each $1 drop in the price, ane 150 fewer people would rent these videos for each $1 increase in the price. What price should they charge to get the highest possible revenue?
4 The cost of fuel per hour of running a jet aircraft, $C, is a function of its cruising velocity, v km/h: v2 + 500 000 C(7) = 300 Find the most economical cruising velocity for a journey of 6000 km. 5 Videoworld rents out 1200 first-release videc each day at a price of $10 each. They have been told that 150 more people would rent these videos for each $1 drop in the price, ane 150 fewer people would rent these videos for each $1 increase in the price. What price should they charge to get the highest possible revenue?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 2E
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Hello, can you please help me understand how to go about these optimisation problems.
Answer only NUMBER TWO.
Thank you :)
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