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Capstone · Grades 7–9 Keystones #4 19 June 2026
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Keystones — Capstone

Five GCSE retrieval questions · 19 June 2026 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 117. What are the numbers?

    Answer: 38, 39, and 40
  2. 2. Algebra

    Solve: x3 = 4

    Answer: x = 12
  3. 3. Geometry

    Find the distance between (-7, 1) and (8, 11)

    Answer: 18.03
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 4 red, 3 blue and 5 green sections. Probability of landing on red?

    Answer: 13