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Bedrock · Grades 1–3 Keystones #1 10 May 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 10 May 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 26 + 13

    Answer: 26 + 13 = 39
  2. 2. Algebra

    Simplify: 9x + 2x

    Answer: 11x
  3. 3. Geometry

    Find the area of a circle with radius 8cm

    Answer: 201.06cm²
  4. 4. Ratio

    Simplify the ratio 24:9

    Answer: 8:3
  5. 5. Statistics

    Find the mean of: 19, 8, 12, 12, 20

    Answer: 14.2

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