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Home › Data Interpretation › Line Graph

Line Graph — Data Interpretation Questions & Practice

Practise 864 Line Graph questions from Data Interpretation for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong.

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Practice questions on Line Graph — with answers

Try each question first, then open the answer. Explanations are included.

1. The line graph below shows the sales revenue (in thousand rupees) across five periods: Company A: 439; Company B: 380; Company C: 409; Company D: 170; Company E: 260. What is the total sales revenue of all five companies combined?

  1. A1326
  2. B1575
  3. C1658
  4. D1824
Show answer

Answer: C

Total = 439 + 380 + 409 + 170 + 260 = 1658 thousand rupees.

2. The line graph below shows the sales revenue (in thousand rupees) across five periods: Company A: 439; Company B: 380; Company C: 409; Company D: 170; Company E: 260. What is the average sales revenue of the five companies?

  1. A356.6
  2. B331.6
  3. C348.18
  4. D351.6
Show answer

Answer: B

Average = Total/5 = 1658/5 = 331.6 thousand rupees.

3. The line graph below shows the sales revenue (in thousand rupees) across five periods: Company A: 439; Company B: 380; Company C: 409; Company D: 170; Company E: 260. What percentage of the total sales revenue is contributed by Company E? (Round to two decimal places)

  1. A11.68
  2. B15.68
  3. C17.68
  4. D40.68
Show answer

Answer: B

Percentage = (260/1658) x 100 = 15.68%.

4. The line graph below shows the sales revenue (in thousand rupees) across five periods: Company A: 439; Company B: 380; Company C: 409; Company D: 170; Company E: 260. Which company has the highest sales revenue?

  1. ACompany E
  2. BCompany D
  3. CCompany C
  4. DCompany A
Show answer

Answer: D

Company A has the highest value of 439 thousand rupees.

5. The line graph below shows the sales revenue (in thousand rupees) across five periods: Company A: 439; Company B: 380; Company C: 409; Company D: 170; Company E: 260. Which company has the lowest sales revenue?

  1. ACompany D
  2. BCompany A
  3. CCompany C
  4. DCompany E
Show answer

Answer: A

Company D has the lowest value of 170 thousand rupees.

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