Keystones — Cornerstone
Five GCSE retrieval questions · 16 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 82 + 57
Answer: 82 + 57 = 139 -
2. Algebra
Expand: 5(x + 3)
Answer: 5x + 15 -
3. Geometry
Opposite = 19cm, adjacent = 8cm. Calculate the angle
Answer: 67.2° -
4. Ratio
Simplify: 10:12:4
Answer: 5:6:2 -
5. Statistics
Find the range of: 40, 37, 25, 12, 37
Answer: 28