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Posted by ivy on Friday, March 25, 2011 at 8:49am.

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

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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