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Capstone · Grades 7–9 Keystones #1 14 October 2021
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Keystones — Capstone

Five GCSE retrieval questions · 14 October 2021 · mathsvault.uk/keystones

  1. 1. Number

    Simplify: y4 × y4 × y3

    Answer: y11
  2. 2. Algebra

    Simplify: 12x - 2x + 6y - y

    Answer: 10x + 5y
  3. 3. Geometry

    Find the distance between (-1, -2) and (5, 11)

    Answer: 14.32
  4. 4. Ratio

    Calculate 17% of 388

    Answer: 65.96
  5. 5. Statistics

    A spinner has 2 red, 4 blue and 6 green sections. Probability of landing on red?

    Answer: 16