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Capstone · Grades 7–9 Keystones #1 6 February 2023
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Keystones — Capstone

Five GCSE retrieval questions · 6 February 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 14 + 34 + 16

    Answer: 76
  2. 2. Algebra

    Solve: x2 = 4

    Answer: x = 8
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 37cm. Find the angle

    Answer: 51.6°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 32. If 5 of them are 33, 37, 15, 16, 41, what is the missing number?

    Answer: 50