Question : Directions: 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.
The average production for five years is maximum for which company?
Option 1: X and Z
Option 2: X
Option 3: Z
Option 4: Y
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Correct Answer: X and Z
Solution :
From the given data:
Average production of company X = $\frac{30+45+25+50+40}{5}$ = $\frac{190}{5}$ = 38 (in lakh tonnes)
Average production of company Y = $\frac{25+35+35+40+50}{5}$ = $\frac{185}{5}$ = 37 (in lakh tonnes)
Average production of company Z = $\frac{35+40+45+35+35}{5}$ =$\frac{190}{5}$ = 38 (in lakh tonnes)
Clearly, production of company X and Z is maximum.
Hence, the correct answer is X and Z.
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