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Cornerstone · Grades 3–5 Keystones #1 16 May 2022
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Keystones — Cornerstone

Five GCSE retrieval questions · 16 May 2022 · mathsvault.uk/keystones

  1. 1. Number

    Add: 35 + 36

    Answer: 1110
  2. 2. Algebra

    Solve: x + 15 = 24

    Answer: x = 9
  3. 3. Geometry

    Opposite = 16cm, adjacent = 10cm. Calculate the angle

    Answer: 58°
  4. 4. Ratio

    Simplify the ratio 9:21

    Answer: 3:7
  5. 5. Statistics

    Calculate the range of: 116, 50, 121, 70, 87, 62

    Answer: 71