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9th Class Mathematics Probability Question Bank Probability

  • question_answer
    A coloured cube is cut into 8 small equal cubes as show alongside. What is the possibility that a cube selected randomly has no face painted?

    A)  1                                

    B)  0        

    C)  0.33                            

    D)  0.22

    Correct Answer: B

    Solution :

    (b): Number of cubes having no thee painted \[0\text{ =}n\left( E \right)\] Total cubes \[=8=n\left( S \right)\] \[n\left( P \right)=\frac{0}{8}=0\]


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