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Bedrock · Grades 1–3 Keystones #1 10 November 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 10 November 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 4.3 + 8.5

    Answer: 4.3 + 8.5 = 12.8
  2. 2. Algebra

    Solve: x + 2 = 10

    Answer: x = 8
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 21.2cm. Find the angle

    Answer: 45° (approximately)
  4. 4. Ratio

    Calculate 50% of 76

    Answer: 38
  5. 5. Statistics

    Find the mean of: 15, 9, 3, 11

    Answer: 9.5