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Bedrock · Grades 1–3 Keystones #1 15 July 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 15 July 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 1⁄5 + 1⁄5

    Answer: 2⁄5
  2. 2. Algebra

    Solve: x + 13 = 31

    Answer: x = 18
  3. 3. Geometry

    Find the area of a circle with radius 10cm

    Answer: 314.16cm²
  4. 4. Ratio

    Calculate 50% of 95

    Answer: 47.5
  5. 5. Statistics

    Find the mean of: 7, 9, 15, 20, 6

    Answer: 11.4

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