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Lintel · Grades 5–7 Keystones #1 30 October 2022
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Keystones — Lintel

Five GCSE retrieval questions · 30 October 2022 · mathsvault.uk/keystones

  1. 1. Number

    What is the missing number: 67 + ? = 168

    Answer: 101
  2. 2. Algebra

    Solve: 6x = 18

    Answer: x = 3
  3. 3. Geometry

    Calculate the distance between (4, 7) and (7, 11)

    Answer: 5
  4. 4. Ratio

    Simplify: 12:10:10

    Answer: 6:5:5
  5. 5. Statistics

    A spinner has 5 red, 2 blue and 4 green sections. Probability of landing on red?

    Answer: 511