There are 20 questions in a quiz.
Seven points are awarded for each correct answer, four points are deducted for each incorrect answer and no points are awarded or deducted for each question left blank.
Erica took the quiz and scored 100 points. How many questions did she leave blank?
Select one option, then click Submit.
0
1
2
3
4
Select an option, then submit.
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Grey Kangaroo 2021 (2021)
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