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Bedrock · Grades 1–3 Keystones #1 11 October 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 11 October 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 5⁄8 + 2⁄8

    Answer: 7⁄8
  2. 2. Algebra

    Factorise: 28x + 16

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

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

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

    Simplify the ratio 10:8

    Answer: 5:4
  5. 5. Statistics

    What is the probability of rolling a 6 on a fair die?

    Answer: 1⁄6

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