Keystones — Cornerstone
Five GCSE retrieval questions · 5 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 737 + 299
Answer: 737 + 299 = 1036 -
2. Algebra
Solve: x + 9 = 27
Answer: x = 18 -
3. Geometry
Opposite = 18cm, adjacent = 18cm. Calculate the angle
Answer: 45° -
4. Ratio
Find 79% of 253
Answer: 199.87 -
5. Statistics
Find the mean of: 9, 11, 8, 18
Answer: 11.5