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Bedrock · Grades 1–3 Keystones #1 29 December 2022
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Keystones — Bedrock

Five GCSE retrieval questions · 29 December 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 1⁄5 + 2⁄5

    Answer: 3⁄5
  2. 2. Algebra

    Solve: x + 12 = 19

    Answer: x = 7
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 10cm. Find the angle

    Answer: 30° (approximately)
  4. 4. Ratio

    Simplify the ratio 12:8

    Answer: 3:2
  5. 5. Statistics

    Find the range of: 32, 9, 10, 33, 37

    Answer: 28

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