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Capstone · Grades 7–9 Keystones #1 14 August 2022
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Keystones — Capstone

Five GCSE retrieval questions · 14 August 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: x7 = 2.4285714285714

    Answer: x = 17
  3. 3. Geometry

    Adjacent = 30cm, hypotenuse = 36cm. Find the angle

    Answer: 33.6°
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 2 red, 4 blue and 4 green sections. Probability of landing on red?

    Answer: 15