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Bedrock · Grades 1–3 Keystones #1 16 June 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 16 June 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 3⁄6 + 2⁄6

    Answer: 5⁄6
  2. 2. Algebra

    Factorise: 21x + 12

    Answer: 3(7x + 4)
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 18.4cm. Find the angle

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

    Calculate 50% of 194

    Answer: 97
  5. 5. Statistics

    Find the mean of: 18, 17, 8, 10

    Answer: 13.25

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