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Bedrock · Grades 1–3 Keystones #1 23 December 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 23 December 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 79 + 19

    Answer: 89
  2. 2. Algebra

    Find the next term: 30, 39, 48, 57, ...

    Answer: 66
  3. 3. Geometry

    Opposite = 10cm, hypotenuse = 11.5cm. Find the angle

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

    In ratio 4:3, the difference between shares is 29. What are the shares?

    Answer: 116 and 87
  5. 5. Statistics

    What is the probability of rolling a 2 on a fair die?

    Answer: 16