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      Question

      The product of two positive values is 81 times the

      product of the first value and the reciprocal of the second value. A third value is 50% more than the second one. If the product of the first and third value is 108, then what is the first value?
      A 8 Correct Answer Incorrect Answer
      B 3 Correct Answer Incorrect Answer
      C 5 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ,

      Let the first, second and third value be x, y and z, respectively. According to the question: x Γ— y = 81 Γ— x Γ— (1/y) β‡’ yΒ² = 81 β‡’ y = 9 z = 1.5 Γ— 9 = 13.5 Also, x Γ— z = 108 β‡’ x = 108 Γ· 13.5 = 8

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