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Capstone · Grades 7–9 Keystones #86 27 March 2026
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Keystones — Capstone

Five GCSE retrieval questions · 27 March 2026 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 135. What are the numbers?

    Answer: 44, 45, and 46
  2. 2. Algebra

    Solve: x7 = 1.8571428571429

    Answer: x = 13
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 26cm. Find the angle

    Answer: 46.2°
  4. 4. Ratio

    Calculate 27% of 903

    Answer: 243.81
  5. 5. Statistics

    A spinner has 2 red, 2 blue and 4 green sections. Probability of landing on red?

    Answer: 14