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Lintel · Grades 5–7 Keystones #1 13 February 2024
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Keystones — Lintel

Five GCSE retrieval questions · 13 February 2024 · mathsvault.uk/keystones

  1. 1. Number

    Add: 37 + 26

    Answer: 1621
  2. 2. Algebra

    Solve: 4x = 56

    Answer: x = 14
  3. 3. Geometry

    Find c if a = 12cm and b = 15cm in a right triangle

    Answer: 19.2cm
  4. 4. Ratio

    Find 72% of 291

    Answer: 209.52
  5. 5. Statistics

    A bag has 4 red and 5 blue balls. What is the probability of picking a red ball?

    Answer: 49