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Cornerstone · Grades 3–5 Keystones #1 24 April 2022
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Keystones — Cornerstone

Five GCSE retrieval questions · 24 April 2022 · mathsvault.uk/keystones

  1. 1. Number

    87000

    Answer: 8.7 × 104
  2. 2. Algebra

    What is the next term? 2, 4, 8, 16, ...

    Answer: 32
  3. 3. Geometry

    Calculate the area of a circle with diameter 13cm

    Answer: 132.73cm²
  4. 4. Ratio

    Calculate 10% of 166

    Answer: 16.6
  5. 5. Statistics

    Calculate the mean of: 5, 5, 26, 13, 34, 12, 29

    Answer: 17.7