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SSC Sample Paper SSC CGL - Sample Paper-21

  • question_answer
    The average age of 14 girls and there teacher's age is 15 yr. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?

    A) 35 yr                

    B) 32 yr

    C) 30 yr                            

    D) 29 yr

    Correct Answer: D

    Solution :

    Total age of 14 girls and then teacher \[=15\times 15\] \[\text{=225}\,\text{yr}\]            Total age of 14 girls \[=14\times 14=196\] Age of teacher \[=225-196\] \[\text{=}\,\text{29}\,\text{yr}\]


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