SOLUTION: The gas tank of a truck is a cylinder 3.5 ft long with a diameter of 1.5 ft. At the gas station, a pump pours gas at the rate of 5 ft^3 per minute. How many minutes does it take to

Question 814688: The gas tank of a truck is a cylinder 3.5 ft long with a diameter of 1.5 ft. At the gas station, a pump pours gas at the rate of 5 ft^3 per minute. How many minutes does it take to fill the empty tank with that pump? use the value 3.14
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
v = pi * r^2 * h
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v = 3.14 * 0.75^2 * 3.5 = 6.19 cu.ft
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r = v / t
t = v / r
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r = 5 cu.ft/min
t = 6.19 cu.ft / 5 cu.ft/min = 1.24 minutes = 1 minute and 14.2 seconds
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