Keystones — Cornerstone
Five GCSE retrieval questions · 19 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 94 + 63
Answer: 94 + 63 = 157 -
2. Algebra
Simplify: 3x + 4x
Answer: 7x -
3. Geometry
Opposite = 14cm, adjacent = 18cm. Calculate the angle
Answer: 37.9° -
4. Ratio
Calculate 10% of 154
Answer: 15.4 -
5. Statistics
Find the mean of: 7, 7, 10, 20
Answer: 11