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The average of five numbers is 27. When one number is removed, the average of the remaining four becomes 25. Find the number that was removed.

Competition practiceAverages & Ages
  • A32
  • B40
  • C30
  • D35

Step-by-Step Solution

Sum of five = . Sum of four = . Removed number = 135 − 100 = 35.
Answer: D) 35

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