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Capstone · Grades 7–9 Keystones #1 3 May 2025
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Keystones — Capstone

Five GCSE retrieval questions · 3 May 2025 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 150. What are the numbers?

    Answer: 49, 50, and 51
  2. 2. Algebra

    Find the next term: 1, 3, 7, 13, ...

    Answer: 21
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 34cm. Find the angle

    Answer: 47.4°
  4. 4. Ratio

    Calculate 46.2% of 748

    Answer: 345.58
  5. 5. Statistics

    A spinner has 3 red, 6 blue and 4 green sections. Probability of landing on red?

    Answer: 313