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Bedrock · Grades 1–3 Keystones #1 18 April 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 18 April 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 811 + 111

    Answer: 911
  2. 2. Algebra

    Simplify: 3x + 4x

    Answer: 7x
  3. 3. Geometry

    Opposite = 6cm, hypotenuse = 8.5cm. Find the angle

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

    Simplify the ratio 20:30

    Answer: 2:3
  5. 5. Statistics

    Find the median of: 16, 16, 17, 9, 19

    Answer: 16