In the internationally famed Agri-Horticulture Flower Show held in the winters of Alipore, Kolkata every year, 44 participants from West Bengal took part after the post pandemic reopening in January 2023. All of them participated in any one of the following four different categories of flowers namely Roses, Dahlias, Orchids and Lilies. Each participant was from one of the following four districts of 24-Parganas, Midnapore, Jalpaiguri and Nadia of West Bengal.

The first bar-graph shows the distribution of the participants according to the districts, with the names of the districts disguised as WB1, WB2, WB3 and WB4. The second bar-graph shows the distribution of the participants according to their category, with the names of the categories disguised as F1, F2, F3 and F4.

The following information were also known :

a) Had there been one more participant from 24-Parganas and one less participant from Jalpaiguri, the number of participants from 24-Parganas and Jalpaiguri would be equal

b) Had there been one more participant from Midnapore and one less participant from Nadia, the number of participants from Midnapore and Nadia would be equal

c) Had there been two more participants in Orchids and two less participants in Dahlias, the number of participants in Orchids and Dahlias would be equal

d) The number of participants from 24-Parganas in all the four categories was distinct natural numbers

e) The number of participants from Nadia in Orchids was 1

Question

Which of the following is the highest ?

Number of participants in Roses from Nadia

Number of participants in Dahlias from 24-Parganas

Number of participants in Dahlias from Jalpaiguri

Number of participants in Orchids from Midnapore

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Directions for question:

Bengaluru, India, based Ekart logistics Pvt Ltd is without any trace of doubt the largest Indian origin e-commerce and business services transporter in the country, with its own fleet of aircrafts, heavy duty trucks and transporting vehicles. The following two bar graphs depict the inflow and outflow of funds on various heads as a percentage of the total of Ekart logistics Pvt Ltd in 2022 :

The profit made would be the inflow value minus the outflow value.

Question:

If the value of Interstate Bookings equaled the Lease/Duty Charges of Ekart logistics Pvt Ltd in 2022, then what was the ratio of the International Bookings and Wages ?

2 : 5

3 : 4

1 : 1

4 : 3

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Concepts Covered - 1

Introduction to Bar Graphs

A bar graph, also known as a bar chart, is a graphical representation of data using rectangular bars or columns. Each bar represents a category or a set of data, and its length or height is proportional to the value it represents. Bar graphs are widely used to compare and display data in a visually intuitive way.

Key Components of Bar Graphs:

Bars: The bars in a bar graph are vertical or horizontal rectangles that visually represent data values. The length or height of each bar corresponds to the data it represents.
Axes: Bar graphs have two axes: the horizontal (x) axis and the vertical (y) axis.
- The x-axis typically represents categories, while the y-axis represents the data values.
Categories: Categories are the items or groups being compared in the bar graph. Each category is typically labeled on the x-axis.

Types of Bar Graphs:

Vertical Bar Graphs: In a vertical bar graph, the bars are oriented vertically, with the categories along the horizontal axis and the values along the vertical axis.
Horizontal Bar Graphs: In a horizontal bar graph, the bars are oriented horizontally, with the categories along the vertical axis and the values along the horizontal axis.

Interpreting Bar Graphs:

Bar graphs are used to compare and contrast different categories or groups of data.
They are effective for showing trends, differences, and relationships within data sets.

Example Bar Graph:

Let's consider an example bar graph with two products (Product A and Product B) to illustrate these concepts:

Interpreting the Example Bar Graph:

This vertical bar graph represents the sales of two different products (A and B) over a year.
The x-axis displays the product categories, while the y-axis shows the sales in thousands of dollars.
Each bar represents the sales of a particular product, and the height of the bar corresponds to the sales value.

Sample Questions:

Which product had the highest sales in February?
- Answer: Product B had the highest sales in February.
What was the total sales of Product A over the entire year?
- Answer: The total sales of Product A over the entire year were $407,000.
In which month did Product B have the lowest sales?
- Answer: Product B had the lowest sales in January.

Conclusion: Bar graphs are effective tools for comparing and visualizing data, making them valuable for various applications, including market research, business analysis, and academic presentations. Understanding how to interpret and analyze bar graphs is essential for making informed decisions based on data comparisons and trends. Regular practice with bar graph-based questions enhances your ability to extract insights from data representations accurately.