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medium · GMAT Quantitative Reasoning

An integer x must satisfy xequiv 8pmod12 and xequiv 2pmod18.

Which of the following describes all such x?

  1. xequiv 20pmod6
  2. xequiv 8pmod36
  3. xequiv 20pmod216
  4. There is no such integer x.
  5. xequiv 20pmod36

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