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Lintel · Grades 5–7 Keystones #1 7 March 2022
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Keystones — Lintel

Five GCSE retrieval questions · 7 March 2022 · mathsvault.uk/keystones

  1. 1. Number

    Simplify: y3 × y3 × y5

    Answer: y11
  2. 2. Algebra

    Factorise fully: 6x² + 21x

    Answer: 3x(2x + 7)
  3. 3. Geometry

    Calculate the distance between (7, 2) and (10, 6)

    Answer: 5
  4. 4. Ratio

    Calculate 12.7% of 333

    Answer: 42.29
  5. 5. Statistics

    Find the range of: -8, -26, 23, 10, 8

    Answer: 49