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Railways Quantitative Aptitude Average Sample Paper Average & Problems on Ages Sample Test Paper-7

  • question_answer
    The sum of five numbers is 924. The average of first two numbers is 201.5 and the average of last two number is 196. What is the third number?

    A)  133                 

    B)         129

    C)  122                 

    D)         Cannot be determined

    Correct Answer: B

    Solution :

    [b] Third number \[=924-(2\times 2015+2\times 196)=924-(403+392)\] \[=924-795=129\]


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