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Bedrock · Grades 1–3 Keystones #1 18 July 2022
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Keystones — Bedrock

Five GCSE retrieval questions · 18 July 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 511 + 511

    Answer: 1011
  2. 2. Algebra

    Find the next term: 21, 23, 25, 27, ...

    Answer: 29
  3. 3. Geometry

    Find the area of a right triangle with base 7cm and height 4cm

    Answer: 14cm²
  4. 4. Ratio

    Simplify the ratio 10:35

    Answer: 2:7
  5. 5. Statistics

    Find the mean of: 2, 17, 15

    Answer: 11.333333333333