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Lintel · Grades 5–7 Keystones #103 13 April 2026 Skills week 2 of 7
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Five GCSE retrieval questions · 13 April 2026 · mathsvault.uk/keystones

  1. 1. Number Mixed index laws

    Simplify: (a4)4 × a2

    Answer: a18
  2. 2. Algebra Unknowns on both sides

    Solve: 10x - 12 = 6x + 28

    Answer: x = 10
  3. 3. Geometry Distance between two points

    Find the distance between (-3, -4) and (11, 4)

    Answer: 16.12
  4. 4. Ratio Repeated percentage change

    A value of 244 increases by 8% each year for 3 years. Final value?

    Answer: 307.37
  5. 5. Statistics Median

    Calculate the median of: 10, 22, 25, 37, 30, 20

    Answer: 23.5

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