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Bedrock · Grades 1–3 Keystones #1 28 November 2024
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Keystones — Bedrock

Five GCSE retrieval questions · 28 November 2024 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 411 + 311

    Answer: 711
  2. 2. Algebra

    Simplify: 8x + 5x

    Answer: 13x
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 24cm. Find the angle

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

    Simplify the ratio 28:20

    Answer: 7:5
  5. 5. Statistics

    Find the mean of: 19, 8, 19, 10, 17

    Answer: 14.6