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Bedrock · Grades 1–3 Keystones #1 23 April 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 23 April 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 710 + 210

    Answer: 910
  2. 2. Algebra

    Find the midpoint of (2, 3) and (15, 15)

    Answer: (8.5, 9)
  3. 3. Geometry

    Opposite = 6cm, hypotenuse = 6.9cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Simplify the ratio 32:16

    Answer: 2:1
  5. 5. Statistics

    What is the probability of getting heads when flipping a fair coin?

    Answer: 12