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Operations Test Battery (Otb) (C-4787): Passbooks Study Guide Volume 4787 - National Learning Corporation
The Operations Test Battery (OTB) Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to; mechanical aptitude; arithmetical reasoning related to trades and maintenance; reading comprehension; and more.
