Approximate the percent increase in waist size when a 155, Ask an Expert

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Approximate the percent increase in waist size when a 155 lbs person gains 40 lbs of fat. Assume the volume of a person can be modeled by a cylinder that is 4 ft tall. The average denisty of a human is 1g/cm3 and the average density of fat is .918 g/cm3.

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