Keystones — Cornerstone
Five GCSE retrieval questions · 1 July 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 34 + 50
Answer: 34 + 50 = 84 -
2. Algebra
Factorise: 24x + 28
Answer: 4(6x + 7) -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 9:18
Answer: 1:2 -
5. Statistics
Find the range of: 11, 10, 5, 20, 30
Answer: 25