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Lintel · Grades 5–7 Keystones #1 1 November 2021
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Keystones — Lintel

Five GCSE retrieval questions · 1 November 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 441 + 718

    Answer: 441 + 718 = 1159
  2. 2. Algebra

    Solve: x4 = 7.75

    Answer: x = 31
  3. 3. Geometry

    Opposite = 11cm, adjacent = 15cm. Calculate the angle

    Answer: 36.3°
  4. 4. Ratio

    Calculate 24.1% of 993

    Answer: 239.31
  5. 5. Statistics

    Calculate the mean of: 46, 31, 16, 44, 19, 24, 17, 19

    Answer: 27