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Capstone · Grades 7–9 Keystones #1 21 April 2025
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Keystones — Capstone

Five GCSE retrieval questions · 21 April 2025 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 111. What are the numbers?

    Answer: 36, 37, and 38
  2. 2. Algebra

    Solve: x3 = 2.6666666666667

    Answer: x = 8
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 42cm. Find the angle

    Answer: 58.4°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 6 red, 2 blue and 4 green sections. Probability of landing on red?

    Answer: 12