4 Marks Questions

Question 14 Marks

The birth rate per thousand in five countries over a pariod of time is shown below:

Country	China	India	Germany	UK	Sweden
Birth rate per thousand	$42$	$35$	$14$	$28$	$21$

Represent the above data by a bar graph.

Answer

Take the countries along the $x$-axis and the birth rate (per thousand) along the $y$-axis.
Along the $y$-axis, take $1$ big division $= 5$ units.
All the bars should be of same width and same space should be left between the consecutive bars.
Now we shall draw the bar chart, as shown below:

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Question 24 Marks

Given below is a table which shows the yearwise strength of a school. Represent this data by a bar graph.

Year	$2012-13$	$2013-14$	$2014-15$	$2015-16$	$2016-17$
Number of students	$800$	$975$	$1100$	$1400$	$1625$

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Question 34 Marks

The air distances of four from Delhi (in km) are given below:

City	Kolkata	Mumbai	Chennai	Hyderabad
Distance from Delhi (in km)	$1340$	$1100$	$1700$	$1210$

Answer

Take city aloong the $x$-axis and distance from Delhi (in km) along the $y$-axis. Along the $y$-axis, take $1$ big division $= 200$ units.
All the bars should be of same width and same space should be left between the consecutive bars.
Now we shall draw the bar chart, as shown below:

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Question 44 Marks

The following table shows the favourite sports of 250 students of a school. Represent the data by a bar graph.

Sports	Cricket	Football	Tennis	Badminton	Swimming
Number of students	$75$	$35$	$50$	$25$	$65$

Answer

Take the various types of sports along the x-axis and the number of students along the $y$-axis.
Along the $y$-axis, take $1$ small square = $10$ units.
All the bars should be of same width and same space should be left between the consecutive bars.
Now we shall draw the bar chart, as shown below:

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Maths 4 Marks Questions

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