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Cornerstone · Grades 3–5 Keystones #1 3 August 2021
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Keystones — Cornerstone

Five GCSE retrieval questions · 3 August 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 96 + 50

    Answer: 96 + 50 = 146
  2. 2. Algebra

    What is the next term? 6, 18, 54, 162, ...

    Answer: 486
  3. 3. Geometry

    Opposite = 16cm, adjacent = 13cm. Calculate the angle

    Answer: 50.9°
  4. 4. Ratio

    Simplify: 6:12:18

    Answer: 1:2:3
  5. 5. Statistics

    What is the probability of getting heads when flipping a fair coin?

    Answer: 12