The average production for five years was maximum for whi...
The bar graph given below shows the data of the production of paper (in lakh tonnes) by three different companies X, Y and Z over the years.
Production of Paper (in lakh tonnes) by Three Companies X, Y and Z over the Years.
The average production for five years was maximum for which company?
X
Y
Z
both X and Z
Correct answer is D
Average production (in lakh tons) in five years for the three companies are:
For Company X = [ 1/5 x (30 + 45 + 25 + 50 + 40) ] = 190/5 = 38
For Company Y = [ 1/5 x (25 + 35 + 35 + 40 + 50) ] = 185/5 = 37
For Company Z = [ 1/5 x (35 + 40 + 45 + 35 + 35) ] = 190/5 = 38
Therefore Average production of five years is maximum for both the Companies X and Z.
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