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Capstone · Grades 7–9 Keystones #1 12 July 2022
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Keystones — Capstone

Five GCSE retrieval questions · 12 July 2022 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 102. What are the numbers?

    Answer: 33, 34, and 35
  2. 2. Algebra

    Solve: x3 = 10.666666666667

    Answer: x = 32
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 36cm. Find the angle

    Answer: 48.2°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 38