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Data Interpretation · Question 46 of 75

According to the district's rainfall graph, by what percentage was August's rainfall higher than June's?

Question 46

MediumOriginal question

According to the district's rainfall graph, by what percentage was August's rainfall higher than June's?

Line graph titled Monthly rainfall in a district. Rainfall: June 200 mm; July 320 mm; August 400 mm; September 260 mm; October 90 mm.
Options for question 46

Show the answer and explanation
CorrectNot quiteAnswer C

Correct answer: C

Explanation

  1. June: 200 mm. August: 400 mm. Difference: 200 mm.

  2. Percentage: 200200×100=100%\frac{200}{200} \times 100 = 100\%.

Worth noting

50% divides the difference by August's rainfall instead of June's. 25% is the rise only from July to August. 200% is August as a percentage of June: August is 200% OF June but 100% MORE than June.

Concept
'Percent more than' measured on the smaller value
Typical time
80 s
Your time
—
The rule this testsLine graphs
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