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      Question

      The average of two consecutive even numbers is 71. If the

      smaller number is increased by 45% and the larger number is decreased by 45%, then find the difference between the numbers obtaine
      A 61.5 Correct Answer Incorrect Answer
      B 62.3 Correct Answer Incorrect Answer
      C 60.9 Correct Answer Incorrect Answer
      D 61.9 Correct Answer Incorrect Answer
      E 63 Correct Answer Incorrect Answer

      Solution

      Let the two consecutive even numbers be x and x + 2.

      ATQ,
      x + 1 = 71 => x = 70

      Required difference = 1.45 × 70 - 0.55 × 72 = 101.5 - 39.6 = 61.9

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