Data Interpretation Quiz

Data Interpretation Quiz can be surprisingly fun once you connect it with real-world stories. Did you know that Florence Nightingale, known for her work in nursing, was also a pioneer in data visualization? She used pie charts, then a new concept, to show how unsanitary conditions were killing more soldiers than battle wounds during the Crimean War. Her simple yet powerful diagrams convinced the British government to improve hospital conditions. That’s the impact numbers can have when interpreted smartly. This quiz gives you a chance to practice similar skills through data interpretation questions and math based problems. It’s a good starting point for anyone exploring logical reasoning and data interpretation in a practical, engaging way.

Data Interpretation

A class of 60 students has an average score of 70. If 20 students scored an average of 60, what is the average score of the remaining 40 students?

72.5

A company’s total profit this year is $ 24,000. Department A contributes 25%, B contributes 35%, and C the rest. How much is C’s contribution?

$ 14,400

$ 7,200

$ 9,600

$ 8,400

Out of 1,500 people in a town, 1,020 have smartphones, 870 have laptops, and 540 have both. How many have neither a smartphone nor a laptop?

120

150

250

110

A school of 1,000 students had a science quiz. 60% of boys and 80% of girls participated. If there are 600 boys and 400 girls, how many students did not participate?

320

280

360

300

In a school, 30% of students failed in Mathematics, 20% failed in Science, and 10% failed in both. If there are 500 students, how many passed in both subjects?

350

300

400

240

A company has 1,000 employees. 60% are in Sales, 40% in Marketing. 70% of Sales and 50% of Marketing are graduates. What percent of all employees are graduates?

64%

66%

62%

68%

In a test, 80% of students passed in English, 70% in Maths, and 60% in both. If there are 200 students, how many failed in both?

Out of 2,000 customers in a mall, 1,200 bought clothes, 800 bought shoes, and 500 bought both. How many bought only one of the two?

1,200

1500

1000

1600

In a survey of 900 students, 60% liked Science, 55% liked Math, and 30% liked both. How many liked neither subject?

180

135

225

150

The population of a town is 36,000. Out of this, 22,500 are males. 35% of the total population is literate. If 17% of the males are literate, what percentage of the females are literate?

65%

60%

55%

50%

Your score is

The average score is 0%

Sample Questions from This Quiz

A class of 60 students has an average score of 70. If 20 students scored an average of 60, what is the average score of the remaining 40 students?
Out of 1,500 people in a town, 1,020 have smartphones, 870 have laptops, and 540 have both. How many have neither a smartphone nor a laptop?
In a school, 30% of students failed in Mathematics, 20% failed in Science, and 10% failed in both. If there are 500 students, how many passed in both subjects?
Out of 2,000 customers in a mall, 1,200 bought clothes, 800 bought shoes, and 500 bought both. How many bought only one of the two?
In a survey of 900 students, 60% liked Science, 55% liked Math, and 30% liked both. How many liked neither subject?

Try the full quiz and see how many of these you can answer!