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Another buoyancy problem. help

  1. Apr 15, 2010 #1
    another buoyancy problem. help!!

    1. The problem statement, all variables and given/known data
    The density of water is 1000 kg/m3. A block of wood of uniform density floats so that exactly 3/4 of its volume is underwater. What is the density of the block?

    2. Relevant equations

    3. The attempt at a solution

    not sure how to account for the 3/4 under water part.
  2. jcsd
  3. Apr 15, 2010 #2
    Re: another buoyancy problem. help!!

    Buoyancy is defined as the weight of the water that the object displaces.

    How much water is displaced?
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