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Bedrock · Grades 1–3 Keystones #1 8 November 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 8 November 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 15 + 15

    Answer: 25
  2. 2. Algebra

    Find the midpoint of (8, 5) and (16, 16)

    Answer: (12, 10.5)
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 8.cm. Find the angle

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

    Simplify the ratio 6:21

    Answer: 2:7
  5. 5. Statistics

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

    Answer: 12