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Lintel · Grades 5–7 Keystones #1 5 November 2025
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Keystones — Lintel

Five GCSE retrieval questions · 5 November 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 744 + 483

    Answer: 744 + 483 = 1227
  2. 2. Algebra

    What is the next term? 2, 8, 32, 128, ...

    Answer: 512
  3. 3. Geometry

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

    Answer: 45°
  4. 4. Ratio

    Calculate 46.9% of 401

    Answer: 188.07
  5. 5. Statistics

    A bag has 6 red and 7 blue balls. What is the probability of picking a red ball?

    Answer: 613