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Lintel · Grades 5–7 Keystones #1 5 January 2024
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Keystones — Lintel

Five GCSE retrieval questions · 5 January 2024 · mathsvault.uk/keystones

  1. 1. Number

    What is the missing number: 89 + ? = 118

    Answer: 29
  2. 2. Algebra

    Solve: 2x = 28

    Answer: x = 14
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 38cm. Find the angle

    Answer: 46.8°
  4. 4. Ratio

    Calculate 26.1% of 547

    Answer: 142.77
  5. 5. Statistics

    A bag has 6 red and 8 blue balls. What is the probability of picking a red ball?

    Answer: 37