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Bedrock · Grades 1–3 Keystones #1 13 March 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 13 March 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 411 + 311

    Answer: 711
  2. 2. Algebra

    Find the next term: 23, 27, 31, 35, ...

    Answer: 39
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 5.8cm. Find the angle

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

    Simplify the ratio 9:15

    Answer: 3:5
  5. 5. Statistics

    Find the range of: 32, 30, 8, 27, 16

    Answer: 24