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Introduction to Data Interpretation

Direction: The table shows the percentage of total population of a city in different age groups. Study the table and answer the questions.

  1. If the difference between the number of people in the age groups (46 – 55) and (16 – 25) is 0.975 million, then the total population (in millions) of the city is
    1. 27
    2. 30
    3. 22
    4. 25
Correct Option: B

On the basis of given table in question ,
∵ Difference between the number of people in the age groups (46 – 55) and (16 – 25) = 0.975 million
Percent of people in the age groups (46 – 55) = 18.25%
And Percent of people in the age groups (16 – 25) = 15%
⇒ (18.25 – 15)% ≡ 0.975 million

∴ 100 % ≡
0.975
× 100 ≡ 30 millions
3.25



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