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Bedrock · Grades 1–3 Keystones #1 26 October 2024
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Keystones — Bedrock

Five GCSE retrieval questions · 26 October 2024 · mathsvault.uk/keystones

  1. 1. Number

    Simplify: 43 × 43

    Answer: 46
  2. 2. Algebra

    Factorise: 4x + 6

    Answer: 2(2x + 3)
  3. 3. Geometry

    Find the area of a circle with radius 8cm

    Answer: 201.06cm²
  4. 4. Ratio

    Simplify the ratio 20:32

    Answer: 5:8
  5. 5. Statistics

    Find the mean of: 19, 16, 12, 2

    Answer: 12.25