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Lintel · Grades 5–7 Keystones #1 20 March 2021
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Keystones — Lintel

Five GCSE retrieval questions · 20 March 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 995 + 710

    Answer: 1705
  2. 2. Algebra

    Solve: x8 = 2.625

    Answer: x = 21
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 39cm. Find the angle

    Answer: 44.1°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    Calculate the mean of: 33, 48, 12, 5, 21, 19, 33, 19

    Answer: 23.8