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Capstone · Grades 7–9 Keystones #1 18 May 2021
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Keystones — Capstone

Five GCSE retrieval questions · 18 May 2021 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 123. What are the numbers?

    Answer: 40, 41, and 42
  2. 2. Algebra

    Solve: x3 = 10.333333333333

    Answer: x = 31
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 39cm. Find the angle

    Answer: 44.1°
  4. 4. Ratio

    Calculate 46.7% of 521

    Answer: 243.31
  5. 5. Statistics

    A spinner has 3 red, 4 blue and 6 green sections. Probability of landing on red?

    Answer: 313