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Bedrock · Grades 1–3 Keystones #1 25 August 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 25 August 2023 · mathsvault.uk/keystones

  1. 1. Number

    6000

    Answer: 6 × 103
  2. 2. Algebra

    Factorise: 8x + 14

    Answer: 2(4x + 7)
  3. 3. Geometry

    Find the area of a circle with radius 4cm

    Answer: 50.27cm²
  4. 4. Ratio

    Simplify the ratio 35:40

    Answer: 7:8
  5. 5. Statistics

    Find the mean of: 18, 7, 17

    Answer: 14