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Bedrock · Grades 1–3 Keystones #1 24 December 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 24 December 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 72 + 93

    Answer: 72 + 93 = 165
  2. 2. Algebra

    Find the next term: 19, 26, 33, 40, ...

    Answer: 47
  3. 3. Geometry

    Find the area of a right triangle with base 5cm and height 5cm

    Answer: 12.5cm²
  4. 4. Ratio

    Calculate 25% of 145

    Answer: 36.25
  5. 5. Statistics

    What is the probability of rolling a 6 on a fair die?

    Answer: 16