Keystones — Cornerstone
Five GCSE retrieval questions · 24 December 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 41 + 20
Answer: 41 + 20 = 61 -
2. Algebra
Find the next term: 23, 29, 35, 41, ...
Answer: 47 -
3. Geometry
Opposite = 5cm, hypotenuse = 7.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify: 8:24:12
Answer: 2:6:3 -
5. Statistics
Find the mean of: 19, 2, 11
Answer: 10.666666666667