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Lintel · Grades 5–7 Keystones #42 11 February 2026
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Keystones — Lintel

Five GCSE retrieval questions · 11 February 2026 · mathsvault.uk/keystones

  1. 1. Number

    Add: 26 + 38

    Answer: 1724
  2. 2. Algebra

    Solve: x4 = 5.5

    Answer: x = 22
  3. 3. Geometry

    Opposite = 18cm, adjacent = 8cm. Calculate the angle

    Answer: 66°
  4. 4. Ratio

    Calculate 39.2% of 286

    Answer: 112.11
  5. 5. Statistics

    A bag has 4 red and 6 blue balls. What is the probability of picking a red ball?

    Answer: 25