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SSC Sample Paper SSC-CGL TIER - I Sample Test Paper-2

  • question_answer
    Directions: Sales of Books (in thousand numbers) from six branches - B1, B2, B3, B4, B5, and B6 of a publishing company in 2009 and 2010. Study the graph and answer question nos.71 to 73.            
    \[x%\]of the average sales of branches B1, B2 and B3 in 2010 is the average sales of branches B1, B3 and B6 in 2009. The value of x is -

    A)  77.5                

    B)  87.5

    C)  82.5                

    D)  75

    Correct Answer: B

    Solution :

     Average sales of branches B\[_{1}\],B\[_{2}\] and B\[_{3}\] in 2010 = \[\frac{105+65+110}{3}=\frac{280}{3}\] Average sales of branches \[{{B}_{1}},{{B}_{3}}\]and \[{{B}_{6}}\] in 2009 = \[\frac{80+95+70}{3}=\frac{245}{3}\] Now, x % of \[\frac{280}{3}=\frac{245}{3}\] \[x=\frac{245\times 100}{280}=\]


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