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Population of three towns (in thousands) in four years given in bar graph and percentage of literate population of the towns given in line graph (some of the data is missing in the line graph).…

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Population of three towns (in thousands) in four years given in bar graph and percentage of literate population of the towns given in line graph (some of the data is missing in the line graph).

Figure



Following Table shows partial data of Percentage growth rate of literate population (year over
year)

Town 1Town 2Town 3
2020(50/7)%------
2021(155/3)%- (6800/203)%36%
2022---(200/3)%- (1600/51)%


What is the ratio between total population and literate population in 2019 in town 3?
  1. 2:1
  2. 3:2
  3. 1:2
  4. 4:3

Answer and explanation

Correct answer: A - 2:1
Town 3 in 2019: population 204k, literacy 50%, so literate = 102k. Total : literate = 204 : 102 = 2 : 1. (Check: 2020 literate 60% of 250 = 150, x1.36 = 204 = 60% of 340 in 2021.)

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