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Bedrock · Grades 1–3 Keystones #1 21 December 2024
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Keystones — Bedrock

Five GCSE retrieval questions · 21 December 2024 · mathsvault.uk/keystones

  1. 1. Number

    Simplify: 42 × 42

    Answer: 44
  2. 2. Algebra

    Find the midpoint of (3, 2) and (17, 17)

    Answer: (10, 9.5)
  3. 3. Geometry

    Opposite = 8cm, hypotenuse = 16cm. Find the angle

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

    Simplify the ratio 35:20

    Answer: 7:4
  5. 5. Statistics

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

    Answer: 12