Quantitative Aptitude - Data Interpretation Questions

The line graph shows the number of students of a certain university who failed in the given year in their final exams. Study the diagram and answer the following questions.

What is the average number of failures in the last three years?

The line graph shows the record of number of admissions to a certain coaching centre from 2011 to 2016. Study the diagram and answer the following question.

Ignoring year 2016 how many students took admission in the coaching centre since its inception in the year 2011?

The following table represents the number of fans of stars MSD, VK, RD and SR in different areas of a town. Consider the information and answer the following questions based on it.

What is the difference between the numbers of fans of Area 2 to that of Area 3?

The given table represents the marks obtained by four students W, X, Y and Z in four subjects P, C, B and M with the maximum marks in each subject being 100.

The average marks of the four students in M is

The bar graph shows 1 month's sales figures of different brands of washing machines of a certain electronics store in Rs. 1000s. Study the diagram and answer the following questions.

If the sales figures are exclusive of tax then at the rate of 18% tax how much is the tax to be paid (in Rs) on the sales of all the 7 brands of washing machines?

The line graph shows the number of deaths due to road accidents in a certain state. Study the diagram and answer the following questions.

The number of vacancies in 2015 were lesser than that in 2011 by ________

The pie chart shows the results of an online survey which asked people about their favourite movie. Study the diagram and answer the following questions.

Which movie is the favourite of most people surveyed?

The data collected from which one of the following methods is not a primary data?