Keystones — Cornerstone
Five GCSE retrieval questions · 21 January 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 81 + 53
Answer: 81 + 53 = 134 -
2. Algebra
What is the next term? 3, 6, 12, 24, ...
Answer: 48 -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Find 29% of 82
Answer: 23.78 -
5. Statistics
Find the mean of: 6, 16, 10, 9
Answer: 10.25