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Question

Consider the following for the next three (03) items that follow :
The following Pie-Chart-I shows the people migrating to Delhi from different Indian States (P, Q and R are three different States and S is the combined group of other States) and Pie-Chart-II indicates the different age groups A, B, C and D of these migrating people for each State.


 

 


 

 

The total number of people migrating to Delhi is 8 lacs. What is the maximum of differences between the number of people coming from different groups P, Q, R and S?
(a) 1.6 lac
(b) 1.8 lac
(c) 2.4 lac
(d) 2.6 lac

This question was previously asked in
CDS 2 2024 Maths Question Paper (01-Sep-2024)
The correct answer is
2.4 lac

Step 1 — Read the percentages from Pie-Chart-I:

P = 40%, Q = 30%, S = 20%, R = 10%. (These sum to 100%, as expected for a pie chart.)

Step 2 — Apply to total migration of 8 lacs:

  • P = 40% of 8 lacs = \(3.2\) lacs
  • Q = 30% of 8 lacs = \(2.4\) lacs
  • S = 20% of 8 lacs = \(1.6\) lacs
  • R = 10% of 8 lacs = \(0.8\) lacs

Step 3 — Maximum pairwise difference:

The largest group is P (3.2 lacs) and the smallest is R (0.8 lacs).

\(\text{Max difference} = 3.2 - 0.8 = 2.4\) lacs.

Hence the correct answer is 2.4 lac.

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Similar Questions

  1. What is the difference between number of people coming from R having age group A and those coming from Q having age group D?
     

  2. If the people coming from a particular State belonging to S are 15% and 24,000 in number, then what is the total number of migrating people belonging to the age group B?
     


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