GRE Problem Solving Question 704

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Source: Magoosh

Positive integers a, b, c, d and e are such that a < b < c < d < e. If the average (arithmetic mean) of the five numbers is 6 and d - b = 3, then what is the greatest possible range of the five numbers?

  • A 12
  • B 17
  • C 18
  • D 19
  • E 20

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