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Bedrock · Grades 1–3 Keystones #1 30 May 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 30 May 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 2.6 + 1.3

    Answer: 2.6 + 1.3 = 3.9
  2. 2. Algebra

    Factorise: 32x + 28

    Answer: 4(8x + 7)
  3. 3. Geometry

    Find the area of a circle with radius 6cm

    Answer: 113.cm²
  4. 4. Ratio

    Simplify the ratio 15:24

    Answer: 5:8
  5. 5. Statistics

    What is the probability of rolling a 4 on a fair die?

    Answer: 1⁄6

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