KRISHNA MOHAN: Data Interpretation

Wednesday, 2 August 2017

Data Interpretation

Directions (1-5): Study the following graph carefully to answer the questions that follow.

Number of students (in thousands) in three schools over the years

Q1. What was the average number of students in all the schools together in the year 2006?

(a) 30000

(b) 9000

(d) 6000

(e) None of these

Q2. Total number of students in school B and school C together in the year 2004 was approximately what percentage of the total number of students in school B and school C together in the year 2007?

(a) 85

(b) 80

(d) 184

(e) 131

Q3. How many times the total number of students in all the three school A, B and C together was exactly equal among the given years?

(a) 2

(b) 5

(d) 3

(e) None of these

Q4. What was the approximately average number of students in school A over all the years together?

(a) 1990

(b) 2090

(d) 1800

(e) 2700

Q5. What was the difference between the total number of students in all the schools together in the year 2003 and number of students in school B in the year 2005, 2006 and 2007?

(a) 2000

(b) 3000

(d) 2500

(e) None of these

Directions (6-10): The following questions are based on the following pie-chart. In the pie chart populations of 6 states have been given. The table shows ratio of males and females. Study the diagrams carefully and answer the questions.

State	Male : Female
Rajasthan	1 : 7
Maharashtra	5 : 7
Uttar Pradesh	6 : 5
Goa	5 : 7
Karnataka	7 : 8
Gujarat	9 : 6

Q6. What is the total number of females in Gujarat and Rajasthan?

(a) 3482500

(b) 3382500

(d) 3658200

(e) None of these

Q7. What is the respective ratio of populations of Goa and Maharashtra?

(a) 1 : 2

(b) 2 : 1

(d) 3 : 2

(e) 4 : 3

Q8. By what per cent is the population of Rajasthan more than that of Maharashtra?

(a) 11.5%

(b) 10.5%

(d) 9%

(e) 16%

Q9. What is the average number of males in Karnataka and Goa?

(a) 815000

(b) 91500

(d) 925000

(e) 935000

Q10. By what per cent is the population of Goa less than that of Maharashtra?

(a) 49%

(b) 48%

(d) 50%

(e) 60%

Directions (11-15): Study the following information answer the questions that follow.

The premises of the bank are to be renovated. The renovation is in terms of flooring. Certain areas are to be floored either with marble or wood. All rooms/halls and pantry are rectangular.

The area to be renovated comprises a hall for customer transaction measuring 23m by 29m, the branch manager’s room measuring 13m by 17m, a pantry measuring 14m by 13m, a record keeping-cum-server room measuring 21m by 13m and locker area measuring 29m by 21m. The total area of the bank is 2000 sq.m.

The cost of wooden flooring is Rs. 170 per sq m and the cost of marble flooring is Rs. 190 per sq m. The locker area, record keeping-cum-server room and pantry are to be floored with marble. The branch manger’s room and the hall for customer transaction are to be floored with wood. No other area is to be renovated in terms of flooring.

Q11. What is the ratio of the total cost of wooden flooring to the total cost of marble flooring?

(a) 1879 : 2527

(b) 1887 : 2386

(d) 1829 : 2527

(e) 1887 : 2351

Q12. If the four walls and ceiling of the branch manger’s room (the height of the room is 12 m) are to be painted at the cost of Rs. 190 per sq m how much will be the total cost of renovation of the branch manger’s room, including the cost of flooring?

(a) Rs. 136800

(b) Rs. 216360

(d) Rs. 211940

(e) None of these

Q13. If the remaining area of bank is to be carpeted at the rate of Rs. 110 per m², how much will be the increment in the total cost of renovation of bank premises?

(a) Rs. 5820

(b) Rs. 4848

(d) Rs. 6690

(e) None of these

Q14. What is the percentage of the bank that is not to be renovated?

(a) 2.2%

(b) 2.4%

(d) 4.4%

(e) None of these

Q15. What is the total cost of renovation of the hall for customer transaction and the locker area?

(a) Rs. 229100

(b) Rs. 230206