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Capstone · Grades 7–9 Keystones #1 25 November 2021
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Keystones — Capstone

Five GCSE retrieval questions · 25 November 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 993 + 620

    Answer: 1613
  2. 2. Algebra

    Solve: x4 = 10

    Answer: x = 40
  3. 3. Geometry

    Find c if a = 13cm and b = 19cm in a right triangle

    Answer: 23cm
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 6 red, 5 blue and 6 green sections. Probability of landing on red?

    Answer: 617