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Bedrock · Grades 1–3 Keystones #1 8 November 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 8 November 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 710 + 110

    Answer: 45
  2. 2. Algebra

    Find the next term: 29, 35, 41, 47, ...

    Answer: 53
  3. 3. Geometry

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

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

    Simplify the ratio 32:12

    Answer: 8:3
  5. 5. Statistics

    Find the mean of: 5, 12, 20, 13, 17

    Answer: 13.4