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Uttarakhand PMT Uttarakhand PMT Solved Paper-2008

  • question_answer
    The correctly reported answer of the addition of 4.523, 2.3 and 6.24 will have significant figures

    A)  two           

    B)  three

    C)  four          

    D)  five

    Correct Answer: B

    Solution :

     \[4.523+2.3+6.24=13.063.\]As 2.3 has least number of decimal places ie, one, therefore sum should be reported to one decimal place only. After rounding off, reported sum =13.1 which has three significant figures.


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