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Lintel · Grades 5–7 Keystones #1 5 March 2022
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Keystones — Lintel

Five GCSE retrieval questions · 5 March 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 12 + 12 + 14

    Answer: 54
  2. 2. Algebra

    Solve: 6x = 42

    Answer: x = 7
  3. 3. Geometry

    Opposite = 13cm, adjacent = 14cm. Calculate the angle

    Answer: 42.9°
  4. 4. Ratio

    Calculate 37.4% of 421

    Answer: 157.45
  5. 5. Statistics

    A bag has 4 red and 7 blue balls. What is the probability of picking a red ball?

    Answer: 411