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Bedrock · Grades 1–3 Keystones #1 24 December 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 24 December 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 3⁄10 + 4⁄10

    Answer: 7⁄10
  2. 2. Algebra

    Simplify: 6x + 4x

    Answer: 10x
  3. 3. Geometry

    Find the area of a circle with radius 9cm

    Answer: 254.47cm²
  4. 4. Ratio

    Simplify the ratio 15:18

    Answer: 5:6
  5. 5. Statistics

    Find the mean of: 17, 18, 9

    Answer: 14.666666666667

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