GRE Problem Solving Question 1078

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In a set of five consecutive integers, which of the following must change the average of the set without changing its median ?

  • A Multiplying each of the numbers in the set by 6.
  • B Adding 10 to each of the numbers in the set.
  • C Subtracting 3.5 from each of the numbers in the set.
  • D Adding 8.2 to the 2 largest numbers and subtracting 8.2 from the 3 smallest numbers in the set.
  • E Adding 5 to the 2 largest and to the 2 smallest numbers in the set.
  • F Dividing each of the numbers in the set by 2.

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