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Cornerstone · Grades 3–5 Keystones #1 28 October 2022
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Keystones — Cornerstone

Five GCSE retrieval questions · 28 October 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 3 + 3

    Answer: 6
  2. 2. Algebra

    Simplify: 5x + 8x

    Answer: 13x
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 15cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Find 29% of 84

    Answer: 24.36
  5. 5. Statistics

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

    Answer: 12