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Bedrock · Grades 1–3 Keystones #1 10 December 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 10 December 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 10⁄12 + 1⁄12

    Answer: 11⁄12
  2. 2. Algebra

    Simplify: 7x + 7x

    Answer: 14x
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 26cm. Find the angle

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

    Simplify the ratio 24:16

    Answer: 3:2
  5. 5. Statistics

    What is the probability of getting heads when flipping a fair coin?

    Answer: 1⁄2

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