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Introduction to Data Interpretation

Direction: The numbers of different colleges in India in different years is given in the graph below. Per cent distribution of different colleges in year 1980 and 1990 is shown in pie chart

  1. The difference in number of management colleges in 1980 to 1990 is :
    1. 3600
    2. 3000
    3. 5600
    4. 1500
Correct Option: C

On the basis of given graph and pie chart in question ,
Percent of Management colleges in 80’s = 10%
Number of colleges in 80’s = 20000
Percent of Management colleges in 90’s = 19%
Number of colleges in 90’s = 40000

Number of Management colleges in 80’s =
20000 × 10
= 2000
100

Number of Management colleges in 90’s =
40000 × 19
= 7600
100

Required difference = 7600 – 2000 = 5600



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