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Lintel · Grades 5–7 Keystones #1 14 December 2023
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Keystones — Lintel

Five GCSE retrieval questions · 14 December 2023 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 138. What are the numbers?

    Answer: 45, 46, and 47
  2. 2. Algebra

    Solve: x8 = 5

    Answer: x = 40
  3. 3. Geometry

    Opposite = 17cm, adjacent = 17cm. Calculate the angle

    Answer: 45°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 13