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Capstone · Grades 7–9 Keystones #1 13 December 2021
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Keystones — Capstone

Five GCSE retrieval questions · 13 December 2021 · mathsvault.uk/keystones

  1. 1. Number

    The sum of three consecutive numbers is 144. What are the numbers?

    Answer: 47, 48, and 49
  2. 2. Algebra

    Solve: x6 = 1.8333333333333

    Answer: x = 11
  3. 3. Geometry

    Adjacent = 15cm, hypotenuse = 26cm. Find the angle

    Answer: 54.8°
  4. 4. Ratio

    Calculate 11% of 243

    Answer: 26.73
  5. 5. Statistics

    A spinner has 6 red, 2 blue and 6 green sections. Probability of landing on red?

    Answer: 37