Bar Charts Visual Data Analysis Questions


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The bar graph given below shows the data of the production of paper (in lakh tonnes = One Lakh is equal to One Hundred Thousand (100,000)) by three different companies X, Y and Z over the years.



Bar Charts Questions and Answers

For which of the following years, the percentage rise/fall in production from the previous year is the maximum for Company Y?


A. 1997
B. 1998
C. 1999
D. 2000

Answer & Explanation:

Answer: Option A

Explanation: Percengate change (rise/fall) in the production of Company Y in comparison to the previous year, for different years are:

Bar Charts Questions and Answers



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What is the ratio of the average production of Company X in the period 1998-2000 to the average production of Company Y in the same period?


A. 1:1
B. 15:17
C. 23:25
D. 27:29

Answer & Explanation:

Answer: Option C

Explanation: Average production of Company X in the period 1998-2000

Bar Charts Questions and Answers



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The average production for five years was maximum for which company?


A. X
B. Y
C. Z
D. X and Z both

Answer & Explanation:

Answer: Option D

Explanation: Average production (in lakh tons) in five years for the three companies are:

Bar Charts Questions and Answers



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In which year was the percentage of production of Company Z to the production of Company Y the maximum?


A. 1996
B. 1997
C. 1998
D. 1999

Answer & Explanation:

Answer: Option A

Explanation: The percentages of production of Company Z to the production of Company Z for various years are:

Bar Charts Questions and Answers



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What is the percentage increase in the production of Company Y from 1996 to 1999?


A. 30%
B. 45%
C. 50%
D. 60%

Answer & Explanation:

Answer: Option D

Explanation: Percentage increase in the production of Company Y from 1996 to 1999

Bar Charts Questions and Answers



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What is the difference between the production of Company Z in 1998 and Company Y in 1996?


A. 2,00,000 tons
B. 20,00,000 tons
C. 20,000 tons
D. 2,00,00,000 tons

Answer & Explanation:

Answer: Option B

Explanation:

Required difference

= [(45 - 25) x 1,00,000] tons

= 20,00,000 tons.



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