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Bedrock · Grades 1–3 Keystones #1 14 November 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 14 November 2023 · mathsvault.uk/keystones

  1. 1. Number

    Simplify: 63 × 65

    Answer: 68
  2. 2. Algebra

    Simplify: 3x + 5x

    Answer: 8x
  3. 3. Geometry

    Find the area of a circle with radius 4cm

    Answer: 50.27cm²
  4. 4. Ratio

    Simplify the ratio 6:14

    Answer: 3:7
  5. 5. Statistics

    Find the mean of: 19, 11, 15, 18, 3

    Answer: 13.2