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Capstone · Grades 7–9 Keystones #1 25 July 2023
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Keystones — Capstone

Five GCSE retrieval questions · 25 July 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 993 + 573

    Answer: 1566
  2. 2. Algebra

    Solve: x4 = 2.75

    Answer: x = 11
  3. 3. Geometry

    Find c if a = 8cm and b = 23cm in a right triangle

    Answer: 24.4cm
  4. 4. Ratio

    Calculate 18.5% of 947

    Answer: 175.2
  5. 5. Statistics

    A spinner has 2 red, 3 blue and 3 green sections. Probability of landing on red?

    Answer: 14