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Lintel · Grades 5–7 Keystones #1 25 June 2021
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Keystones — Lintel

Five GCSE retrieval questions · 25 June 2021 · mathsvault.uk/keystones

  1. 1. Number

    63000000

    Answer: 6.3 × 107
  2. 2. Algebra

    Solve: 3x = 18

    Answer: x = 6
  3. 3. Geometry

    Calculate the hypotenuse when a = 11cm and b = 13cm

    Answer: 17.03cm
  4. 4. Ratio

    Find 30% of 134

    Answer: 40.2
  5. 5. Statistics

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

    Answer: 37