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Lintel · Grades 5–7 Keystones #1 20 December 2025
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Keystones — Lintel

Five GCSE retrieval questions · 20 December 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 2⁄6 + 1⁄4 + 2⁄3

    Answer: 5⁄4
  2. 2. Algebra

    Solve: x⁄5 = 5.2

    Answer: x = 26
  3. 3. Geometry

    Find c if a = 11cm and b = 12cm in a right triangle

    Answer: 16.3cm
  4. 4. Ratio

    Calculate 27.1% of 367

    Answer: 99.46
  5. 5. Statistics

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

    Answer: 5⁄16

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