Keystones — Cornerstone
Five GCSE retrieval questions · 19 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 75 + 74
Answer: 75 + 74 = 149 -
2. Algebra
Solve: x + 12 = 15
Answer: x = 3 -
3. Geometry
Opposite = 13cm, adjacent = 10cm. Calculate the angle
Answer: 52.4° -
4. Ratio
Simplify: 6:10:4
Answer: 3:5:2 -
5. Statistics
Find the mean of: 17, 6, 13, 14, 13
Answer: 12.6