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9th Class Mathematics Probability Question Bank Probability

  • question_answer
    The line graph given below represents the number of employees recruited in different years in a company. The probability of a employee selected randomly in 2011 is

    A)  0.230    

    B)  0.235           

    C)  0.245                          

    D)  0.225

    Correct Answer: A

    Solution :

    (a): Number of employees selected in \[2011=45=n\left( E \right)\] Total employees \[=200=n\left( S \right)\] \[n\left( P \right)=\frac{45}{195}=0.230\]                        


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