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Capstone · Grades 7–9 Keystones #1 7 August 2025
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Keystones — Capstone

Five GCSE retrieval questions · 7 August 2025 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 132. What are the numbers?

    Answer: 43, 44, and 45
  2. 2. Algebra

    Solve: x7 = 4.2857142857143

    Answer: x = 30
  3. 3. Geometry

    Adjacent = 16cm, hypotenuse = 35cm. Find the angle

    Answer: 62.8°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 512