Monday, March 28, 2011

Physics Questions Help! Please?

A 70.5-kg person puts on a life jacket, jumps into the water, and floats. The jacket has a volume of 2.80 x 10-2 m3 and is completely submerged under the water. The volume of the person's body that is underwater is 6.22 x 10-2 m3. What is the density of the life jacket?

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