Keystones — Cornerstone
Five GCSE retrieval questions · 25 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 824 + 320
Answer: 824 + 320 = 1144 -
2. Algebra
Solve: x + 4 = 15
Answer: x = 11 -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify: 12:24:12
Answer: 1:2:1 -
5. Statistics
Find the range of: 16, 22, 29, 33, 14
Answer: 19