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Lintel · Grades 5–7 Keystones #1 5 October 2024
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Keystones — Lintel

Five GCSE retrieval questions · 5 October 2024 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 126. What are the numbers?

    Answer: 41, 42, and 43
  2. 2. Algebra

    Solve: x7 = 4

    Answer: x = 28
  3. 3. Geometry

    Calculate the area of a circle with diameter 10cm

    Answer: 78.54cm²
  4. 4. Ratio

    Find 84% of 473

    Answer: 397.32
  5. 5. Statistics

    Calculate the mean of: 48, 29, 11, 27, 40, 7, 23

    Answer: 26.4