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AMO · 2027 · Grades 2-3 · Self-study SET 27 Question 3

AMO

Question 3

Henry drives 2 km in the first 10 minutes. After every 10 minutes he increases his speed and travels 1 km farther in the next 10 minutes than in the preceding 10 minutes. How many kilometres does he travel in one hour?

Question illustration

Choose one option.
  1. 27
  2. 20
  3. 12
  4. 24
  5. 25