Remember, for a statement to be sufficient, we need to be able to answer the question DEFINITIVELY with the statement provided. Even if we can answer the question with the statement provided, if we have multiple different answers for that statement, it is NOT sufficient to definitively answer the question.
source: GMAT Pill
Like this GMAT question? Share and challenge your friends!
GMATTM is a registered trademark of the Graduate Management Admission CouncilTM. The Graduate Management Admission CouncilTM does not endorse, nor is it affiliated in any way with the owner or any content of this web site.