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Cornerstone · Grades 3–5 Keystones #1 30 October 2021
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Keystones — Cornerstone

Five GCSE retrieval questions · 30 October 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 4⁄7 + 2⁄7

    Answer: 6⁄7
  2. 2. Algebra

    What is the next term? 7, 28, 112, 448, ...

    Answer: 1792
  3. 3. Geometry

    Opposite = 15cm, adjacent = 17cm. Calculate the angle

    Answer: 41.4°
  4. 4. Ratio

    Simplify the ratio 40:30

    Answer: 4:3
  5. 5. Statistics

    Find the range of: 25, 33, 23, 16, 30

    Answer: 17

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