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find p/q if (2q^2-pq):(q^2-pq) = 2:3.

  • Math -

    Write it out as an equation with fractions, and cross multiply.

    (2q^2-pq)/(q^2-pq) = 2/3.

    6q^2 -3pq = 2q^2 -2pq
    4q^2 = pq
    4q = p
    p/q = 4

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