Data interpretationQuestion 515 of 550

A trader bought 3 kg of one type at 10 riyals per kg and 2 kg of another type at 15 riyals per kg. What is the mean price per kg?

  1. 12 riyals
  2. 12.5 riyals
  3. 13 riyals
  4. 11 riyals
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Correct answer: 12 riyals

The cost is 30 + 30 = 60 riyals for 5 kg. The mean is 60 ÷ 5 = 12 riyals per kg.

Test structure: ETEC guide to the GAT

Practice data interpretation

Questions last reviewed: 21 October 2026