Page 120 - Ganit Kaushal

After correcting all the mistakes, the correct bar graph is
given in the figure.

(a) 2014-2018 saw the highest tiger population growth.
(b) Total growth in tiger population from 2006 to 2022

= 3700 – 1400 = 2300
And (3700 ÷ 1400) is approximately two and a half.
\ The tiger population in 2022 is approximately two and
a half times that of 2006.

Ex 6. Students and teachers of a primary school decided to plant tree saplings on the school campus and in
the surrounding village during the first week of July. Details of the saplings they planted are shown in
the bar graph below.

Based on its information, answer the following questions by filling in the blanks:
(a) The total number of saplings planted on Wednesday and Thursday is ___________.
(b) The total number of saplings planted during the whole week is ___________.

(c) The greatest number of saplings were planted on ___________, and the least number of saplings
were planted on ___________. (NCERT)
Sol. (a) The total number of saplings planted on Wednesday and Thursday is 30 + 40 = 70.

(b) The total number of saplings planted during the whole week is 52 + 40 + 30 + 40 + 50 + 60 + 40
= 312
(c) The greatest number of saplings were planted on Saturday, and the least number of saplings were
planted on Wednesday.

4.6 INFOGRAPHICS

When data is represented using visually appealing and artistic elements, it evolves into what is known as
information graphics or infographics. For example, instead of using plain vertical bars to depict the heights
of the highest mountain peaks in each continent, one could use triangles that look more like mountains (as
shown in the given graph), making the representation more engaging and thematic. The goal of infographics is

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