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Mathematics 9 Online
OpenStudy (anonymous):

If there are 20 questions in a multiple choice with 4 choices each, what is the probability of guessing every question and getting over 60%?

Directrix (directrix):

>getting over 60% Do you mean getting over 60% of the questions correct OR scoring a grade over 60? If you are talking a grade over 60, then are the 20 questions equally weighted in point value?

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