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Bedrock · Grades 1–3 Keystones #1 6 December 2022
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Keystones — Bedrock

Five GCSE retrieval questions · 6 December 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 7⁄11 + 2⁄11

    Answer: 9⁄11
  2. 2. Algebra

    Simplify: 6x + 9x

    Answer: 15x
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 8.cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Simplify the ratio 8:12

    Answer: 2:3
  5. 5. Statistics

    Find the mean of: 17, 19, 6, 19, 3

    Answer: 12.8

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