Keystones — Cornerstone
Five GCSE retrieval questions · 22 February 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 99 + 65
Answer: 99 + 65 = 164 -
2. Algebra
Find the next term: 15, 17, 19, 21, ...
Answer: 23 -
3. Geometry
Opposite = 5cm, hypotenuse = 7.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics
Find the range of: 18, 25, 21, 8, 14
Answer: 17