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Lintel · Grades 5–7 Keystones #1 9 May 2023
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Keystones — Lintel

Five GCSE retrieval questions · 9 May 2023 · mathsvault.uk/keystones

  1. 1. Number

    Find the total of 115, 141, and 138

    Answer: 394
  2. 2. Algebra

    Factorise: 7x² + 6x

    Answer: x(7x + 6)
  3. 3. Geometry

    Adjacent = 19cm, hypotenuse = 32cm. Find the angle

    Answer: 53.6°
  4. 4. Ratio

    Simplify: 6:15:12

    Answer: 2:5:4
  5. 5. Statistics

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

    Answer: 311