need help with sets

Problem Solving — algebra and arithmetic (GMAT Focus Edition)
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need help with sets

by rayvaz » Wed Aug 12, 2009 1:32 am
hi,
i am having issues on when to use venn diagram vs the grid for set related questions. are there particular question types that work best with either? any help would be appreciated. thanks! =)
Source: — Quantitative Reasoning |