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Data Interpretation :: Bar charts

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Study the bar chart and answer the questions 

                                                   Sale of Cellular Phones

         

  1. The difference in the sales of cellular phones for the years 1997 and 1999 is ?

  2. A.

    500 units

    B.

    1,000 units

    C.

    5,000 units

    D.

    18,000 units

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  3. The two years between which the rate of change of cellular phones is minimum are ?

  4. A.

    1997 and 1998

    B.

    1999 and 2000

    C.
    Both option (A) and (B)
    D.

    2001 and 2002

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  5. The sum of sales of cellular phones in the years 1999 and 2001 is equal to that in ?

  6. A.

    1997

    B.
    1998
    C.

    2000

    D.
    2002

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  7. The percentage increases in sales from 2001 to 2002 was ?

  8. A.

    115 %

    B.

    128 %

    C.

    122 %

    D.

    118 %

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