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

Five GCSE retrieval questions · 5 November 2022 · mathsvault.uk/keystones

  1. 1. Number

    What is the missing number: 85 + ? = 101

    Answer: 16
  2. 2. Algebra

    Solve: x6 = 3.3333333333333

    Answer: x = 20
  3. 3. Geometry

    Opposite = 11cm, adjacent = 16cm. Calculate the angle

    Answer: 34.5°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    A bag has 6 red and 4 blue balls. What is the probability of picking a red ball?

    Answer: 35