Analytical Ability Reviewer - Part 20

Practice 20 Analytical Ability questions for the Civil Service Exam (CSE), each with the correct answer and an explanation.

20 questions80% passing markFree

Part 20 of our Analytical Ability reviewer has 20 practice questions in the style of the Civil Service Exam. Answer them in order, read the explanation after each one, and check your score against the 80% passing mark at the end. Questions and choices are reshuffled every time you retake the part.

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Sample questions from Part 20

Here are a few questions from this part. Take the full test to answer all 20 and get your score.

Sample question 1

Statement: All applicants passed the interview.

Which is the negation of the statement?

  • Some applicants did not pass the interview.
  • No applicant passed the interview.
  • Some applicants passed the interview.
  • All applicants failed the interview.
Answer: Some applicants did not pass the interview.
The negation of “All A are B” is “Some A are not B”. Saying that none passed is too strong.

Sample question 2

Statement: Some clerks are not notaries.

Which is the negation of the statement?

  • No clerk is a notary.
  • All clerks are notaries.
  • Some clerks are notaries.
  • Some notaries are not clerks.
Answer: All clerks are notaries.
The negation of “Some A are not B” is “All A are B”.

Sample question 3

Statement: If the office is open, then the employee is present.

Which is the converse of the statement?

  • If the office is not open, then the employee is not present.
  • If the employee is not present, then the office is not open.
  • If the employee is present, then the office is open.
  • If the office is open, then the employee is absent.
Answer: If the employee is present, then the office is open.
The converse of “If A, then B” is “If B, then A”. The second option is the inverse and the third is the contrapositive.

Sample question 4

Statement: If a person is a registered voter, then he is a Filipino citizen.

Which is the inverse of the statement?

  • If a person is a Filipino citizen, then he is a registered voter.
  • If a person is not a registered voter, then he is not a Filipino citizen.
  • If a person is not a Filipino citizen, then he is not a registered voter.
  • If a person is a registered voter, then he is not a Filipino citizen.
Answer: If a person is not a registered voter, then he is not a Filipino citizen.
The inverse of “If A, then B” is “If not A, then not B”.

Sample question 5

Statement: Unless the form is notarized, it is invalid.

Which statement is logically equivalent to it?

  • If the form is notarized, then it is invalid.
  • If the form is invalid, then it is not notarized.
  • If the form is not notarized, then it is invalid.
  • The form is invalid only if it is notarized.
Answer: If the form is not notarized, then it is invalid.
“Unless A, B” means “If not A, then B”. The other options reverse or change the condition.

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