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

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

  1. 1. Number

    700000

    Answer: 7 × 105
  2. 2. Algebra

    Factorise: 15x + 18

    Answer: 3(5x + 6)
  3. 3. Geometry

    Convert 7 litres to ml

    Answer: 7000ml
  4. 4. Ratio

    Calculate 50% of 98

    Answer: 49
  5. 5. Statistics

    Find the mean of: 17, 15, 4, 3

    Answer: 9.75

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