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Lintel · Grades 5–7 Keystones #202 21 July 2026 Skills week 2 of 7
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Five GCSE retrieval questions · 21 July 2026 · mathsvault.uk/keystones

  1. 1. Number Mixed index laws

    Simplify: (a2)4 × a2

    Answer: a10
  2. 2. Algebra Unknowns on both sides

    Solve: 5x - 10 = 3x + 4

    Answer: x = 7
  3. 3. Geometry Distance between two points

    Calculate the distance between (6, 8) and (9, 12)

    Answer: 5
  4. 4. Ratio Repeated percentage change

    A value of 204 increases by 9% each year for 3 years. Final value?

    Answer: 264.19
  5. 5. Statistics Median

    Calculate the median of: 17, 15, 12, 17, 14, 26

    Answer: 16

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