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Capstone · Grades 7–9 Keystones #1 8 June 2023
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Keystones — Capstone

Five GCSE retrieval questions · 8 June 2023 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 144. What are the numbers?

    Answer: 47, 48, and 49
  2. 2. Algebra

    Solve: x7 = 2.2857142857143

    Answer: x = 16
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 46cm. Find the angle

    Answer: 55.6°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 6 red, 4 blue and 6 green sections. Probability of landing on red?

    Answer: 38