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Seven consecutive odd numbers have an average of 31. What is the smallest of them?

Competition practiceAverages & Ages
  • A27
  • B25
  • C23
  • D19

Step-by-Step Solution

The average of an odd count of consecutive odd numbers is the middle (4th) one, 31. The smallest is 3 steps of 2 below: 31 − 6 = 25.
Answer: B) 25

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