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Lintel · Grades 5–7 Keystones #1 8 December 2024
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Keystones — Lintel

Five GCSE retrieval questions · 8 December 2024 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 111. What are the numbers?

    Answer: 36, 37, and 38
  2. 2. Algebra

    Solve: x4 = 8

    Answer: x = 32
  3. 3. Geometry

    Find c if a = 11cm and b = 20cm in a right triangle

    Answer: 22.8cm
  4. 4. Ratio

    Simplify: 4:8:6

    Answer: 2:4:3
  5. 5. Statistics

    A spinner has 5 red, 6 blue and 3 green sections. Probability of landing on red?

    Answer: 514