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Bedrock · Grades 1–3 Keystones #1 14 May 2021
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Keystones — Bedrock

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

  1. 1. Number

    Calculate: 77 + 98

    Answer: 77 + 98 = 175
  2. 2. Algebra

    Simplify: 7x + 9x

    Answer: 16x
  3. 3. Geometry

    Find the area of a circle with radius 7cm

    Answer: 153.94cm²
  4. 4. Ratio

    Simplify the ratio 12:16

    Answer: 3:4
  5. 5. Statistics

    Find the mean of: 19, 16, 19

    Answer: 18