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| Age group | 1-14 | 15-29 | 30-44 | 45-59 | 60-74 | 75 and above |
| Number of persons | 2 lakhs | 1 lakh 60 thousand | 1 lakh 20 thousand | 1 lakh 20 thousand | 80 thousand | 40 thousand |
(a) Which two age groups have the same population?(b) All persons in the age group of 60 and above are called senior citizens. How many senior citizens are there in the town?
Given :
The given table contains the number of people according to the age group.
To do:
We have to find draw a bar graph to represent the given information and answer the given questions.
Solution :
Length of 1 unit on Y-axis $=$ 20 thousand $=$ 0.2 Lakhs.
From the figure,
(a) Age groups that have the same population :
30-44 and 45-59 age groups have the same population.
(b) Total number of senior citizens :
Total number of senior citizens $= 0.8\ Lakh + 0.4\ Lakh = 1.2\ Lakhs$.
The number of senior citizens is 1.2 lakhs.
Updated on: 10-Oct-2022
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