Keystones — Cornerstone
Five GCSE retrieval questions · 28 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 211 + 944
Answer: 211 + 944 = 1155 -
2. Algebra
Solve: x + 14 = 19
Answer: x = 5 -
3. Geometry
Opposite = 11cm, hypotenuse = 12.7cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics
Find the mean of: 16, 9, 7
Answer: 10.666666666667