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Unformatted text preview: of E and r ? 5) An oil refinery is located on the north bank of a straight river that is 2 kilometers wide. A pipeline is to be constructed from under the refinery to storage tanks located on the south bank of the river 6 kilometers east of the refinery by first laying a line along the north bank to a point P and then passing under the river to the tanks. The cost of laying pipe is $400,000 per kilometer over land to a point P and $800,000 per kilometer under the river to the tanks. To minimize cost, where should P be located. 6) A baseball stadium holds 55,000 spectators. With ticket prices at $10 each, the average attendance had been 27,000. When the ticket prices were lowered to $8 each, the average attendance rose to 33,000. If we assume a linear relationship between ticket price and average attendance, how should ticket prices be set to maximize profits?...
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This note was uploaded on 01/10/2012 for the course MATH 1016272 taught by Professor Prevendoski during the Spring '07 term at RIT.
 Spring '07
 Prevendoski
 Calculus

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