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GMAT Club Tests | Re: M21-05

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pedrocaa wrote:

I really can't understand why the answer isn't D.
If the range(Highest - Lowest) is 2B, this means that the highest term of the set is a+b and the lowest is a-b.

If i know the highest and the lowest term of a 3 part set, i can know which one is the middle term, therefore, i know which term is the median, B-A. Even considering B=3 or B=0 this answer will work.

Can someone explain this to me?


This is a value DS question. When a DS question asks about the value of some variable, then the statement(s)
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