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Cornerstone · Grades 3–5 Keystones #1 10 April 2022
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Keystones — Cornerstone

Five GCSE retrieval questions · 10 April 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 112 + 412

    Answer: 512
  2. 2. Algebra

    Find the next term: 14, 21, 28, 35, ...

    Answer: 42
  3. 3. Geometry

    Find the area of a circle with radius 5cm

    Answer: 78.54cm²
  4. 4. Ratio

    Calculate 50% of 182

    Answer: 91
  5. 5. Statistics

    Calculate the mean of: 15, 33, 22, 13, 10, 45, 49

    Answer: 26.7