Introduction to Data Interpretation
Direction: The following Bar chart shows the sales of a company XYZ (in Crore). Study the chart and answer the following questions.
 The mean of the highest and the lowest sale ( in million) is :

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According to given bar graph in question ,
The highest sale = 8730 millions
And the lowest sale = 924 millionsRequired average = 8730 + 924 2
Correct Option: B
According to given bar graph in question ,
The highest sale = 8730 millions
And the lowest sale = 924 millionsRequired average = 8730 + 924 2 Required average = 9654 = $ 4827 million 2
 The 2nd least sale is in year :

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As per the given bar diagram , we see
The 2nd least sale is 1115 which is in the year 3 .Correct Option: B
As per the given bar diagram , we see
The 2nd least sale is 1115 which is in the year 3 .
Therefore , required answer is 3.
 The 2nd highest sale is in the year :

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From the given bar diagram , we see
The 2nd highest sale is 7786 which is in the year 10 .Correct Option: A
From the given bar diagram , we see
The 2nd highest sale is 7786 which is in the year 10 .
Hence , required answer is 10.
 Total sales in 2nd and 3rd years together is :

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On the basis of given graph in question ,
Sales in 2nd year = 1773 million
and Sales in 3rd year = 1115 millionCorrect Option: B
On the basis of given graph in question ,
Sales in 2nd year = 1773 million
and Sales in 3rd year = 1115 million
Required sales = (1773 + 1115) million = 2888 million
Direction: The following bar diagram, represents the use of different modes of travel to school by students in a certain locality of the town. Study the graph and answer the questions.
 What is the ratio of the students using their means of transport as Car with those using Rickshaw?

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As per the given bar graph in question ,
Number of the students who use Car = 6 units
Number of the students who use Rickshaw = 16 units
Required ratio = Number of the students who use Car : Number of the students who use RickshawCorrect Option: D
As per the given bar graph in question ,
Number of the students who use Car = 6 units
Number of the students who use Rickshaw = 16 units
Required ratio = Number of the students who use Car : Number of the students who use Rickshaw
Required ratio = 6 : 16 = 3 : 8