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Cornerstone · Grades 3–5 Keystones #1 12 February 2024
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Keystones — Cornerstone

Five GCSE retrieval questions · 12 February 2024 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 16 + 16

    Answer: 13
  2. 2. Algebra

    Expand: 4(x + 7)

    Answer: 4x + 28
  3. 3. Geometry

    Opposite = 14cm, hypotenuse = 16.2cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Find 49% of 239

    Answer: 117.11
  5. 5. Statistics

    Calculate the mean of: 21, 16, 46, 7, 32, 26

    Answer: 24.7