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CAT Preparation Day 6 – Data Interpretation National Income & Population

Dr. Shashank Prabhu
Published: August 14, 2008
CAT Preparation Day 6 – Data Interpretation National Income & Population

 The following table gives the national income and the population of a country for the years 1984 – 85 to 1989 –90. For each of the following questions choose the best alternative:

Year

National Income

 (in Rs. Crore)

Population

 (in crore)

1984-85

229,225

74.0

1985-86

261,174

75.0

1986-87

291,556

77.0

1987-88

329,934

78.5

1988-89

388,539

 80.0

1988-89

433,500

81.5

  1. The increase in the per capita income compared to the previous year is lowest for the year :

(a) 1985-86 (b) 1986-87 (c) 1987-88 (d) 1989-90

  1. The per capita income is highest for the year :

(a) 1984-85 (b) 1985-86 (c) 1987-88 (d) 1989-90

  1. The difference between the percentage increase in per capita income and the percentage increase in the population compared to the previous year is highest for the year:

 (a) 1985-86 (b) 1986-87 (c) 1987-88 (d) 1988-89

  1. The rate of increase in population was lowest in the year:

 (a) 1985-86 (b) 1987-88 (c) 1989-90 (d)None of these

  1. Increase in the per capita income compared to the previous year among the years given below was highest for the year:

(a) 1985-86 (b) 1986-87 (c) 1987-88 (d) 1989-90

Solutions

  1. B                  2. D                 3. D                 4. A                  5. A              

 Per Capita Income = (National Income) /(Population)

Year

Per Capita Income

increase over previous year

1984-85

3097.62

                —

1985-86

3482.32

384.70

1986-87

3786.44

304.12

1987-88

4202.98

416.54

1988-89

4856.73

653.75

1989-90

5319.01

462.28

Year

Population(in Cr)

Percentage increase over the previous year

 Per Capita Income

 Percentage increase over the previous year

1984-85

74.0

3097.62

1985-86

75.0

1.35%

3482.32

12.43%

1986-87

77.0

2.66%

3786.44

 8.73%

1987-88

78.5

1.94%

4202.98

 11.01%

1988-89

 80.0

1.91%

4856.73

15.56%

1989-90

81.5

1.87%

5319.01

 9.51%

  1.  (b) As it can be clearly seen, the increase is lowest for the year 1986 – 87 = Rs. 304 .12
  2.  (d) Per Capita Income is highest for the year 1989 – 90  5319
  3.  (d) Required difference is highest for the year 1988 98, 13.65.
  4. (a) It is apparent that the rate of increase of population is lowest for the year 1985-86 viz.1.35%.
  5. (a)Among the years given in the answer choices, the increase in per capita income compared to previous year is highest for the year 1985 - 86.

Tags

#CAT 2025#Data Interpretation#DI#Quantitative Aptitude#National Income#MBA Entrance#Practice Questions

About the Author

Dr. Shashank Prabhu
Dr. Shashank Prabhu

Dr. Shashank Prabhu offers expert insights and targeted strategies to help aspirants excel in tournament-style DILR sets in the CAT, emphasizing pattern recognition, logical shortcuts, and time management.

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