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Introduction to Data Interpretation

Direction: The bar graph provided below gives the data of the production of paper (in lakh tonnes) by three different companies X, Y and Z over the years. Study the bar chart and answer the following questions.

  1. The average production for five years is maximum for which company?
    1. X and Z
    2. X
    3. Z
    4. Y
Correct Option: A

From the given bar diagram , we see
Total production of Company X for 5 years = 30 + 45 + 25 + 50 + 40 = 190 lakh tonnes
Number of given years = 5

Average production of Company X = Total production of Company X for 5 yearslakh tonnes
Number of given years

Average production of Company X =
190
= 38 lakh tonnes
5

Total production of Company Y for 5 years = 25 + 35 + 35 + 40 + 50 = 185 lakh tonnes
Number of given years = 5
Average production of Company Y = Total production of Company Y for 5 yearslakh tonnes
Number of given years

Average production of Company Y =
185
= 37 lakh tonnes
5

Total production of Company Z for 5 years = 35 + 40 + 45 + 35 + 35 = 190 lakh tonnes
Number of given years = 5
Average production of Company Z = Total production of Company Z for 5 yearslakh tonnes
Number of given years

Average production of Company Z =
190
= 38 lakh tonnes
5

Thus , required answer is companies X and Z .



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