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Bedrock · Grades 1–3 Keystones #1 7 December 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 7 December 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 2⁄5 + 2⁄5

    Answer: 4⁄5
  2. 2. Algebra

    Find the next term: 18, 27, 36, 45, ...

    Answer: 54
  3. 3. Geometry

    Opposite = 14cm, hypotenuse = 16.2cm. Find the angle

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

    Simplify the ratio 12:24

    Answer: 1:2
  5. 5. Statistics

    Find the mean of: 15, 19, 11, 14, 15

    Answer: 14.8

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