- One point is added for each correct answer.
- A fraction of a point is subtracted for wrong answers:
- 1/4 point is subtracted for five-choice questions.
- 1/3 point is subtracted for four-choice questions.
- 1/2 point is subtracted for three-choice questions.
- No points are deducted for unanswered questions.
- If the resulting score is a fraction, it is rounded to the nearest whole number — 1/2 or more is rounded up; less than 1/2 is rounded down.