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Answer : 2 3:2:4 Explanation : Answer: B) 3:2:4 Explanation: Given, y/(x - z) = (y x)/z = x/yyz = xy   x2 - yz - xz ....(1)Also xy = yx-z ⇒x2 -xz = y2 ....(2)Using (1) and (2), we get yz = xy - yz y22yz = xy y22z = x y Only option (B) satisfies the equation.

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