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Bedrock · Grades 1–3 Keystones #1 15 April 2025
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Keystones — Bedrock

Five GCSE retrieval questions · 15 April 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 3⁄12 + 3⁄12

    Answer: 1⁄2
  2. 2. Algebra

    Simplify: 4x + 4x

    Answer: 8x
  3. 3. Geometry

    Opposite = 8cm, hypotenuse = 16cm. Find the angle

    Answer: 30° (approximately)
  4. 4. Ratio

    Simplify the ratio 21:9

    Answer: 7:3
  5. 5. Statistics

    Find the mean of: 19, 17, 8

    Answer: 14.666666666667

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