The number of animals in five villages are as follows:

Village	A	B	C	D	E
Number of animals	$160$	$240$	$180$	$80$	$120$

Prepare a pictograph of these animals using one symbol to represent $20$ animals.

The following pictograph shows different subject books which are kept in a school library.

Taking symbol of one book $=50$ books, find:

how many History books are there in the library?

The following pictograph shows different subject books which are kept in a school library.

Taking symbol of one book $=50$ books, find that how many Science books are there in the library?

The following pictograph shows different subject books which are kept in a school library.

Taking symbol of one book $=50$ books, find:

which books are maximum in number?

The following table gives the number of students in class VI in a school during academic year $2011-2012$ to $2015-2016$.

Represent the above data by a bar graph.

The attendance of a particular for the six days of a week are as given below :

Draw a suitable bar graph.

The total number of students present in class VI B, for the six days in a particular week were as given below. Draw a suitable bar graph.

The following table shows the population of a particular city at different years :

Represent the above information with the help of a suitable bar graph.

In a survey of $300$ families of a colony, the number of children in each family was recorded and the data has been represented by the bar graph, given below:

Read the graph carefully and answer the following question:

How many families have $2$children each?