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Bedrock · Grades 1–3 Keystones #1 20 May 2025
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Keystones — Bedrock

Five GCSE retrieval questions · 20 May 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 3⁄6 + 2⁄6

    Answer: 5⁄6
  2. 2. Algebra

    Factorise: 40x + 10

    Answer: 5(8x + 2)
  3. 3. Geometry

    Find the area of a circle with radius 5cm

    Answer: 78.54cm²
  4. 4. Ratio

    Simplify the ratio 6:18

    Answer: 1:3
  5. 5. Statistics

    Find the mean of: 5, 2, 5, 19

    Answer: 7.75

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