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Lintel · Grades 5–7 Keystones #1 1 August 2021
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Keystones — Lintel

Five GCSE retrieval questions · 1 August 2021 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 99. What are the numbers?

    Answer: 32, 33, and 34
  2. 2. Algebra

    Solve: x7 = 2

    Answer: x = 14
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 37cm. Find the angle

    Answer: 55.4°
  4. 4. Ratio

    Simplify: 6:6:9

    Answer: 2:2:3
  5. 5. Statistics

    Find the range of: 32, -7, -4, -24, -9

    Answer: 56