Data Interpretation (Railway Maths) (Part – I)

Total Questions: 50

11. The following chart shows the sales of the company during different years from the year 2014 to 2019. Study the chart, and answer the question asked. [Group D 24/08/2022 (Afternoon) ]

During which years was the sales less than the average sales of all the six years?

Correct Answer: (d) 2014 and 2015 only
Solution:

12. The following line graph shows the annual profit percentage earned by a car manufacturing company during the period 2007-2012. [Level 6 (09/05/2022) Shift 1 ]

In which of the following years was the annual profit percentage closest to the average of the annual profit percentage in all the years given in the graph?

Correct Answer: (a) 2008
Solution:

13. The following table presents the number of candidates trained by a training centre over 6 years (2001 to 2006). [Level 6 (09/05/2022) Shift 2 ]

The number of candidates trained in Batch 2 in 2001 was what percentage more than the number of candidates trained in Batch 5 in 2005?

Correct Answer: (c) 60%
Solution:

14. The expenditures (in thousands) of two companies (A and B) on various heads in a given year are provided in the following bar graph. [Level 4 (10/05/2022) Shift 1 ]

The expenditure made by both companies together on salary was approximately that percentage of their expenses on infrastructure?

Correct Answer: (d) 76%
Solution:

15. The following table presents the expenditure of a company on various heads over five years. [Level 5 (12/06/2022) Shift 1 ]

The company's total expenditure in 2017 was approximately what percentage of total expenditure is 2021?

Correct Answer: (a) 68%
Solution:

16. The following pie chart shows the percentage of crime cases reported in a particular year across various states. [Level 5 (12/06/2022) Shift 2 ]

If the crime cases in state A (14% in the pie chart) were 672 in that year, what was the number of cases reported in state C and state F together? 

Correct Answer: (c) 2016
Solution:

17. The following graph shows the number of employees using different modes of transport to reach their workplace. [Level 2 (13/06/2022) Shift 1 ]

The number of employees who walked to work was approximately what percentage more than those who travelled by bus?

Correct Answer: (b) 57%
Solution:

18. The following graph represents the number distribution of all the directors in the film industry of country X by their birth origin. [Level 2 (13/06/2022) Shift 2 ]

What is the ratio of the number of directors from the continent of America to the total number of directors?

Correct Answer: (b) 1 : 5
Solution:

19. Study the given pie-chart and answer the question that follows. A newspaper decided to bring its golden jubilee issue consisting of 60 pages. The proportion for the coverage of various types in this issue was pre-decided and the same is given in the pie-chart. [Level 3 (14/06/2022) Shift 1 ]

How many pages were dedicated to sports and editorial coverage?

Correct Answer: (d) 21
Solution:

Pages dedicated to sports and editorial coverage = 28 + 7 = 35%
Total number of pages = 35% of 60 = 21

20. Given is the data on the weights of some students. What is the mean weight (in kg) of all these students taken together? [Level 3 (14/06/2022) Shift 2 ]

Correct Answer: (b) 26
Solution: