Keystones — Cornerstone
Five GCSE retrieval questions · 19 November 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 84 + 55
Answer: 84 + 55 = 139 -
2. Algebra
Solve: 7x - 8 = 3x + 8
Answer: x = 4 -
3. Geometry
Opposite = 10cm, adjacent = 16cm. Calculate the angle
Answer: 32° -
4. Ratio
Simplify: 4:10:8
Answer: 2:5:4 -
5. Statistics
Find the mean of: 6, 7, 14
Answer: 9