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Cornerstone · Grades 3–5 Keystones #1 12 May 2023
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Keystones — Cornerstone

Five GCSE retrieval questions · 12 May 2023 · mathsvault.uk/keystones

  1. 1. Number

    65000

    Answer: 6.5 × 104
  2. 2. Algebra

    Find the next term: 23, 25, 27, 29, ...

    Answer: 31
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 17cm. Find the angle

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

    Find 43% of 417

    Answer: 179.31
  5. 5. Statistics

    What is the probability of rolling a 5 on a fair die?

    Answer: 16