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Bedrock · Grades 1–3 Keystones #1 20 April 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 20 April 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 5⁄9 + 2⁄9

    Answer: 7⁄9
  2. 2. Algebra

    Simplify: 7x + 5x

    Answer: 12x
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 30cm. Find the angle

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

    Simplify the ratio 16:32

    Answer: 1:2
  5. 5. Statistics

    Find the mean of: 16, 14, 17, 10

    Answer: 14.25

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