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Bedrock · Grades 1–3 Keystones #1 28 July 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 28 July 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 33 + 23

    Answer: 33 + 23 = 56
  2. 2. Algebra

    Expand: 2(x + 3)

    Answer: 2x + 6
  3. 3. Geometry

    Find the area of a circle with radius 5cm

    Answer: 78.54cm²
  4. 4. Ratio

    Calculate 25% of 148

    Answer: 37
  5. 5. Statistics

    Find the mean of: 12, 17, 6, 9

    Answer: 11