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Lintel · Grades 5–7 Keystones #93 3 April 2026
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Keystones — Lintel

Five GCSE retrieval questions · 3 April 2026 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 785 + 882

    Answer: 785 + 882 = 1667
  2. 2. Algebra

    Find the next term: 1, 3, 7, 13, ...

    Answer: 21
  3. 3. Geometry

    Opposite = 10cm, adjacent = 19cm. Calculate the angle

    Answer: 27.8°
  4. 4. Ratio

    Calculate 44% of 750

    Answer: 330
  5. 5. Statistics

    A bag has 7 red and 5 blue balls. What is the probability of picking a red ball?

    Answer: 712