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Bedrock · Grades 1–3 Keystones #1 19 January 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 19 January 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 8 + 4

    Answer: 12
  2. 2. Algebra

    Factorise: 28x + 8

    Answer: 4(7x + 2)
  3. 3. Geometry

    Convert 6kg to g

    Answer: 6000g
  4. 4. Ratio

    Calculate 25% of 125

    Answer: 31.25
  5. 5. Statistics

    Find the mean of: 6, 10, 4, 15, 3

    Answer: 7.6

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