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Mathematics 10 Online
OpenStudy (goformit100):

In an examination there are three multiple choice questions and each question has 4 choices. Number of ways in which a student can fail to get all answer correct is (A) 11 (B) 12 (C) 27 (D) 63

OpenStudy (goformit100):

@dan815

OpenStudy (dan815):

total prob - total prob of all correct

OpenStudy (dan815):

oh ways total ways - total ways to get all correct

OpenStudy (goformit100):

How can I get the explanation ?

OpenStudy (dan815):

no thats not right

OpenStudy (dan815):

3 multiple choice so

OpenStudy (dan815):

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