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

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

  1. 1. Number

    Simplify: y4 × y4 × y5

    Answer: y13
  2. 2. Algebra

    Simplify: 8x - 7x + 9y - 3y

    Answer: x + 6y
  3. 3. Geometry

    Adjacent = 30cm, hypotenuse = 44cm. Find the angle

    Answer: 47°
  4. 4. Ratio

    Calculate 17.6% of 509

    Answer: 89.58
  5. 5. Statistics

    A spinner has 4 red, 2 blue and 4 green sections. Probability of landing on red?

    Answer: 25