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For all real numbers v, the operation v* is defined by the

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CEO
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For all real numbers v, the operation v* is defined by the [#permalink] New post 03 Jun 2007, 14:14
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16.

For all real numbers v, the operation v* is defined by the equation v* = v - (v/3) .

If (v*)* = 8, then v =
(A) 15
(B) 18
(C) 21
(D) 24
(E) 27
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 [#permalink] New post 03 Jun 2007, 15:01
Answer 18.

Let V* = x
Given x - x/3 = 8
2x/3 = 8 => x = 12
v - v/3 = 12 => 2v/3 = 12 => v = 18
  [#permalink] 03 Jun 2007, 15:01
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For all real numbers v, the operation v* is defined by the

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