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Lintel · Grades 5–7 Keystones #1 20 April 2024
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Keystones — Lintel

Five GCSE retrieval questions · 20 April 2024 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 842 + 923

    Answer: 842 + 923 = 1765
  2. 2. Algebra

    Solve: x3 = 7

    Answer: x = 21
  3. 3. Geometry

    Opposite = 8cm, adjacent = 9cm. Calculate the angle

    Answer: 41.6°
  4. 4. Ratio

    Find 83% of 472

    Answer: 391.76
  5. 5. Statistics

    A bag has 3 red and 8 blue balls. What is the probability of picking a red ball?

    Answer: 311