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Lintel · Grades 5–7 Keystones #1 22 May 2025
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Keystones — Lintel

Five GCSE retrieval questions · 22 May 2025 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 99. What are the numbers?

    Answer: 32, 33, and 34
  2. 2. Algebra

    Solve: x3 = 8.6666666666667

    Answer: x = 26
  3. 3. Geometry

    Opposite = 14cm, adjacent = 11cm. Calculate the angle

    Answer: 51.8°
  4. 4. Ratio

    Calculate 24.9% of 984

    Answer: 245.02
  5. 5. Statistics

    A spinner has 5 red, 6 blue and 6 green sections. Probability of landing on red?

    Answer: 517