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Bedrock · Grades 1–3 Keystones #1 10 September 2022
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Keystones — Bedrock

Five GCSE retrieval questions · 10 September 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 49 + 39

    Answer: 79
  2. 2. Algebra

    Simplify: 8x + 6x

    Answer: 14x
  3. 3. Geometry

    Find the area of a circle with radius 3cm

    Answer: 28.27cm²
  4. 4. Ratio

    Simplify the ratio 8:4

    Answer: 2:1
  5. 5. Statistics

    Find the mean of: 6, 4, 5, 20

    Answer: 8.75