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Lintel · Grades 5–7 Keystones #1 26 October 2024
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Keystones — Lintel

Five GCSE retrieval questions · 26 October 2024 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 132. What are the numbers?

    Answer: 43, 44, and 45
  2. 2. Algebra

    Solve: x4 = 3.75

    Answer: x = 15
  3. 3. Geometry

    Find c if a = 13cm and b = 25cm in a right triangle

    Answer: 28.2cm
  4. 4. Ratio

    Find 56% of 373

    Answer: 208.88
  5. 5. Statistics

    A spinner has 4 red, 2 blue and 3 green sections. Probability of landing on red?

    Answer: 49