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Lintel · Grades 5–7 Keystones #1 30 November 2023
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Keystones — Lintel

Five GCSE retrieval questions · 30 November 2023 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 147. What are the numbers?

    Answer: 48, 49, and 50
  2. 2. Algebra

    Solve: x2 = 17

    Answer: x = 34
  3. 3. Geometry

    Calculate the area of a circle with diameter 8cm

    Answer: 50.27cm²
  4. 4. Ratio

    Calculate 27.9% of 737

    Answer: 205.62
  5. 5. Statistics

    Find the range of: 10, -28, 41, 34, 0

    Answer: 69