With the help of examples, show how two groups may have different notions of development
Answers
The example we will take is about the displacement of the local community from where they were living when the height of the Sardar Sarovar Dam on the River Narmada was raised.
The local community’s notion of development was that they would get more schools for their children to study, have full-time employment etc.
However, the government’s notion of development in this case would be that by raising the height of the dam, they would be able to provide more water to the people of Saurashtra region of Gujarat, which always suffers from water scarcity.
’ In addition, more electricity would be generated with this measure, which would benefit all the people living in that area.
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With the help of examples, show how two groups may have different notions of development
With the help of examples, show how two groups may have different notions of development
\dag{ \underline{ \underline{ \sf{ \pmb{Question:-}}}}}†Question:−Question:−
In a town 45% of population read magazine A, 55% read magazine B, 40% read magazine C, 30% read magazine A and B, 15% read B and C magazine. What percentage don't read any magazine?
\begin{gathered} \\ \dag{ \underline{ \underline {\sf{ \pmb{Required \: answer:-}}}}}\end{gathered}†Requiredanswer:−Requiredanswer:−
\begin{gathered} \\ \dag{ \underline{ \sf{ \pmb{Given:-}}}} \\ \end{gathered}†Given:−Given:−
45% population read magazine A
55% population read magazine B
40% population read magazine C
30% population read magazine A and B
15% population read magazine B and C
\begin{gathered} \\ \dag{ \underline{ \sf{ \pmb{To \: find:-}}}} \\ \end{gathered}†Tofind:−Tofind:−
The percentage of people who don't read any magazine.
\begin{gathered} \\ \dag{ \underline{ \sf{ \pmb{Solution:-}}}} \\ \end{gathered}†Solution:−Solution:−
◇ Kindly see the attachment.
Here,
Number of people who read magazine A = n(A) = 45%
Number of people who read magazine B = n(B) = 55%
Number of people who read magazine C = n(C) = 40%
Now,
n(A ∩ B) = 30%
n(B ∩ C) = 15%
n(A ∩ C) = 25%
n(A ∩ B ∩ C) = 10%
Now, we know that:-
n(A U B U C) = n(A) + n(B) + n(C) - n(A ∩ B) - n(A ∩ C) - n(B ∩ C) + n(A ∩ B ∩ C)
Substituting the values:-
= (45 + 55 + 40 - 30 - 25 - 15 + 10)%= 80%
80% population read any magazine.
Now,
The people who don't read any magazine
= U - n(A U B U C)
= (100 - 80)%
= 20%
❖Hence, 20% people don't read any magazine.