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Lintel · Grades 5–7 Keystones #1 31 October 2024
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Keystones — Lintel

Five GCSE retrieval questions · 31 October 2024 · mathsvault.uk/keystones

  1. 1. Number

    Add: 18 + 14

    Answer: 38
  2. 2. Algebra

    Solve: 2x = 30

    Answer: x = 15
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 36cm. Find the angle

    Answer: 61.8°
  4. 4. Ratio

    Find 67% of 190

    Answer: 127.3
  5. 5. Statistics

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

    Answer: 12