Monday, December 19, 2011
What is the density of the life jacket?
An 81-kg person puts on a life jacket, jumps into the water, and floats. The jacket has a volume of 3.1 x 10^(-2) cubic meters and is completely submerged under the water. The volume of the person's body that is underwater is 6.2 x 10^(-2) cubic meters. What is the density of the life jacket?
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