Keystones — Cornerstone
Five GCSE retrieval questions · 9 August 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 27 + 65
Answer: 27 + 65 = 92 -
2. Algebra
Factorise: 10x + 6
Answer: 2(5x + 3) -
3. Geometry
Opposite = 10cm, adjacent = 12cm. Calculate the angle
Answer: 39.8° -
4. Ratio
Calculate 50% of 140
Answer: 70 -
5. Statistics
Find the range of: 35, 16, 18, 26, 35
Answer: 19