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Unformatted text preview: shin (ys5232) – Homework 11 (Section 3.7) – miner – (55096) 1 This printout should have 5 questions. Multiplechoice questions may continue on the next column or page – find all choices before answering. 001 10.0 points Find the rate at which the volume of a sphere is changing with respect to its radius r when r = 4 cm. 1. rate = 48 π cm 3 / cm 2. rate = 24 π cm 3 / cm 3. rate = 6 π cm 3 / cm 4. rate = 64 π cm 3 / cm 5. rate = 36 π cm 3 / cm 002 10.0 points If a tank holds 2000 gallons of water, and the water can drain from the tank in 40 min utes, then Torricelli’s Law gives the volume V of water remaining in the tank after t minutes as V = 2000 parenleftbigg 1 t 40 parenrightbigg 2 . Find the rate at which water is draining from the tank after 30 minutes. 1. rate = 25 gal/min 2. rate = 21 gal/min 3. rate = 22 gal/min 4. rate = 20 gal/min 5. rate = 27 gal/min 003 10.0 points The position of a car being driven on a straight road is given by s ( t ) = 1 3 ( t 2 + 12) 3...
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This note was uploaded on 10/06/2010 for the course M 480N taught by Professor Guntel,miner during the Fall '10 term at University of Texas at Austin.
 Fall '10
 Guntel,Miner

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