Keystones — Cornerstone
Five GCSE retrieval questions · 29 April 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 45 + 41
Answer: 45 + 41 = 86 -
2. Algebra
Collect like terms: 8x + 8y + 7x + 6y
Answer: 15x + 14y -
3. Geometry
Opposite = 13cm, adjacent = 14cm. Calculate the angle
Answer: 42.9° -
4. Ratio
Simplify the ratio 8:32
Answer: 1:4 -
5. Statistics
Find the mean of: 16, 17, 8, 4, 12
Answer: 11.4