Keystones — Cornerstone

Five GCSE retrieval questions · 29 November 2022 · mathsvault.uk/keystones

1. Number

36000000

Answer: 3.6 × 10⁷
2. Algebra

Solve: x + 2 = 6

Answer: x = 4
3. Geometry

Opposite = 19cm, adjacent = 17cm. Calculate the angle

Answer: 48.2°
4. Ratio

Calculate 50% of 111

Answer: 55.5
5. Statistics

Calculate the range of: 104, 113, 43, 71, 53, 41

Answer: 72

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