Dr. Sanjeev Verma and R.K. Tyagi Solutions for Chapter: Data Handling, Exercise 3: ASSIGNMENT 14.3

Read the given bar graph and answer the following :

Name the person with the greatest number of heart beats per minute.

Read the given bar graph and answer the following :

Find the number of heartbeats per minute for the person with the greatest number of heart beats per minute.

Read the given bar graph and answer the following :

Name the person with the least number of heart beats per minute.

Read the given bar graph and answer the following :

Find the number of heartbeats per minute for the person with the least number of heart beats per minute.

Read the given bar graph and answer the following :

What is the average number of heartbeats per minute for the five people named on the graph.

Following table shows the number of trees planted after every two years in a city during the years $2005-2010$:

Express this data in the form of a bar graph, taking $1$ unit length$=500$ trees.

The number of Mathematics books sold by a shopkeeper on six consecutive days is shown below :

Draw a bar graph to represent the above information choosing the suitable scale of your choice.

The following table shows the population of  $5$ cities in lakh. Represent it in the form of a bar graph.

$\begin{array}{|cc|}\hline \mathrm{Name} \mathrm{of} \mathrm{the} \mathrm{city}& \mathrm{Population}(\mathrm{in} \mathrm{lakh})\\ \mathrm{Bharatpur}& 8\\ \mathrm{Bhagalpur}& 12\\ \mathrm{Indore}& 20\\ \mathrm{Cuttack}& 10\\ \mathrm{Amritsar}& 18\\ \hline\end{array}$