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Bedrock · Grades 1–3 Keystones #1 21 October 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 21 October 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 38 + 18

    Answer: 12
  2. 2. Algebra

    Find the next term: 13, 16, 19, 22, ...

    Answer: 25
  3. 3. Geometry

    Find the area of a right triangle with base 10cm and height 8cm

    Answer: 40cm²
  4. 4. Ratio

    Simplify the ratio 8:16

    Answer: 1:2
  5. 5. Statistics

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

    Answer: 16