A

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Q. The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers :

  • (A) 4
  • (B) 8
  • (C) 12
  • (D) 16
  • Correct Answer - Option(B)
  • Views: 11
  • Filed under category Math
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Explanation by: Admin
Let the numbers be x, x + 2, x + 4, x + 6 and x + 8.
Then [x + (x + 2) + (x + 4) + (x + 6) + (x + 8) ] / 5 = 61.
or 5x + 20 = 305 or x = 57.
So, required difference = (57 + 8) - 57 = 8

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