Banking Sample Paper SBI Clerk Grade (Main) Sample Test Paper-6

  • question_answer
    The mean of five consecutive numbers is 7. Which is the highest number?

    A)  8

    B)  10

    C)  7

    D)  Cannot be determined

    E)  None of these

    Correct Answer: E

    Solution :

     \[x+x+1+\text{ }x+2+\text{ }x+3+\text{ }x+4=7\times 5=35\] \[\Rightarrow 5x+10=35\] \[\Rightarrow 5x=35-10=25\] \[\Rightarrow x=\frac{25}{5}=5\] \[\therefore \] The largest number \[=x+4=5+4=9\]


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