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Lintel · Grades 5–7 Keystones #1 29 May 2025
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Keystones — Lintel

Five GCSE retrieval questions · 29 May 2025 · mathsvault.uk/keystones

  1. 1. Number

    Add: 14 + 13

    Answer: 712
  2. 2. Algebra

    Solve: 6x + 11 = x - 4

    Answer: x = 3
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 41cm. Find the angle

    Answer: 46.9°
  4. 4. Ratio

    Simplify: 6:10:10

    Answer: 3:5:5
  5. 5. Statistics

    A bag has 7 red and 8 blue balls. What is the probability of picking a red ball?

    Answer: 715