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Bedrock · Grades 1–3 Keystones #1 7 February 2025
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Keystones — Bedrock

Five GCSE retrieval questions · 7 February 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 58 + 28

    Answer: 78
  2. 2. Algebra

    Simplify: 2x + 6x

    Answer: 8x
  3. 3. Geometry

    Opposite = 10cm, hypotenuse = 14.cm. Find the angle

    Answer: 45° (approximately)
  4. 4. Ratio

    In ratio 7:4, the difference between shares is 81. What are the shares?

    Answer: 189 and 108
  5. 5. Statistics

    Find the mean of: 15, 16, 3

    Answer: 11.333333333333