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Capstone · Grades 7–9 Keystones #1 15 April 2023
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Keystones — Capstone

Five GCSE retrieval questions · 15 April 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 13 + 25 + 45

    Answer: 2315
  2. 2. Algebra

    Solve: x2 = 15.5

    Answer: x = 31
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 30cm. Find the angle

    Answer: 45.6°
  4. 4. Ratio

    Calculate 23.9% of 682

    Answer: 163
  5. 5. Statistics

    A spinner has 5 red, 5 blue and 2 green sections. Probability of landing on red?

    Answer: 512