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Bedrock · Grades 1–3 Keystones #1 17 September 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 17 September 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 2⁄6 + 1⁄6

    Answer: 1⁄2
  2. 2. Algebra

    Factorise: 16x + 28

    Answer: 4(4x + 7)
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 15cm. Find the angle

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

    Simplify the ratio 24:12

    Answer: 2:1
  5. 5. Statistics

    What is the probability of rolling a 4 on a fair die?

    Answer: 1⁄6

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