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Bedrock · Grades 1–3 Keystones #1 27 January 2025
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Keystones — Bedrock

Five GCSE retrieval questions · 27 January 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 7.1 + 6.2

    Answer: 7.1 + 6.2 = 13.3
  2. 2. Algebra

    Solve: x + 14 = 29

    Answer: x = 15
  3. 3. Geometry

    Opposite = 9cm, hypotenuse = 10.4cm. Find the angle

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

    Calculate 25% of 21

    Answer: 5.25
  5. 5. Statistics

    Find the mean of: 3, 17, 8, 18, 5

    Answer: 10.2