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Consider the following depiction of a tank with radius r = 9 meters with a spout of height h = 4.5 meters.
A tank is is half full of oil that has a density of 900 kg/m3. Find the work W required to pump the oil out of the spout. (Use 9.8 m/s2 for g and 3.14 for π. Round your answer to the nearest integer.)
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