Keystones — Cornerstone
Five GCSE retrieval questions · 26 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 63 + 34
Answer: 63 + 34 = 97 -
2. Algebra
Solve: x + 14 = 30
Answer: x = 16 -
3. Geometry
Opposite = 17cm, adjacent = 17cm. Calculate the angle
Answer: 45° -
4. Ratio
Simplify: 18:18:6
Answer: 3:3:1 -
5. Statistics
Find the mean of: 7, 11, 9, 15, 14
Answer: 11.2