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Lintel · Grades 5–7 Keystones #1 28 December 2021
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Keystones — Lintel

Five GCSE retrieval questions · 28 December 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 862 + 336

    Answer: 862 + 336 = 1198
  2. 2. Algebra

    Solve: 5x = 25

    Answer: x = 5
  3. 3. Geometry

    Calculate the hypotenuse when a = 5cm and b = 13cm

    Answer: 13.93cm
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 3 red, 2 blue and 6 green sections. Probability of landing on red?

    Answer: 311