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Bedrock · Grades 1–3 Keystones #1 31 December 2022
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Keystones — Bedrock

Five GCSE retrieval questions · 31 December 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 2⁄11 + 5⁄11

    Answer: 7⁄11
  2. 2. Algebra

    Simplify: 2x + 5x

    Answer: 7x
  3. 3. Geometry

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

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

    Simplify the ratio 20:25

    Answer: 4:5
  5. 5. Statistics

    Find the mean of: 17, 2, 13, 15, 18

    Answer: 13

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