The average pass rate by exam part is 45 percent.
Short notes, practical exercises. You should get one if you want to pass. Check this link http://www.ehow.com/how_4773134_cia-exam-certified-internal-auditor.html
It is not necessary to be a member of the IIA in order to take the examination.
Each part of the exam consists of eighty multiple-choice questions.
According to the CIA official figure, the population of Brazil is 188,078,227