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Lintel · Grades 5–7 Keystones #1 20 June 2021
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Keystones — Lintel

Five GCSE retrieval questions · 20 June 2021 · mathsvault.uk/keystones

  1. 1. Number

    What is the missing number: 33 + ? = 128

    Answer: 95
  2. 2. Algebra

    Solve: x4 = 4.75

    Answer: x = 19
  3. 3. Geometry

    Opposite = 9cm, adjacent = 19cm. Calculate the angle

    Answer: 25.3°
  4. 4. Ratio

    Calculate 32% of 563

    Answer: 180.16
  5. 5. Statistics

    A spinner has 3 red, 6 blue and 5 green sections. Probability of landing on red?

    Answer: 314