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Lintel · Grades 5–7 Keystones #1 2 August 2024
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Keystones — Lintel

Five GCSE retrieval questions · 2 August 2024 · mathsvault.uk/keystones

  1. 1. Number

    What is the missing number: 87 + ? = 148

    Answer: 61
  2. 2. Algebra

    Solve: 4x = 52

    Answer: x = 13
  3. 3. Geometry

    Adjacent = 30cm, hypotenuse = 50cm. Find the angle

    Answer: 53.1°
  4. 4. Ratio

    Calculate 50% of 700

    Answer: 350
  5. 5. Statistics

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

    Answer: 711