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      Question

      The average of two consecutive even numbers is 77. If the

      smaller number is increased by 30% and the larger number is decreased by 30%, then find the difference between the numbers obtaine
      A 42.4 Correct Answer Incorrect Answer
      B 44.2 Correct Answer Incorrect Answer
      C 45 Correct Answer Incorrect Answer
      D 43.5 Correct Answer Incorrect Answer
      E 46 Correct Answer Incorrect Answer

      Solution

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

      ATQ,
      x + 1 = 77 => x = 76

      Required difference = 1.3 ├Ч 76 - 0.7 ├Ч 78 = 98.8 - 54.6 = 44.2

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