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Bedrock · Grades 1–3 Keystones #1 22 September 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 22 September 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 1⁄5 + 1⁄5

    Answer: 2⁄5
  2. 2. Algebra

    Find the next term: 25, 35, 45, 55, ...

    Answer: 65
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 9.9cm. Find the angle

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

    In ratio 3:2, the difference between shares is 46. What are the shares?

    Answer: 138 and 92
  5. 5. Statistics

    Find the mean of: 12, 4, 13, 8, 8

    Answer: 9

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