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.

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

The body weights (in $\mathrm{kg}$) of $12$ children are given below :

$15,18,12,16,20,16,15,20,18,16,14,17$

The lightest child weighs
 

In a frequency distribution, the frequency is written as $\cancel{\left|\right|\left|\right|}$ $\cancel{\left|\right|\left|\right|}$ $\left|\right|$. The value of this frequency is
 

See the following data :

$112,118,124,108,115,114,124,112,114,116,119,120,114,108,120,112,118,126,130,114$
From the above data, the frequency of $114$ is