Keystones — Cornerstone
Five GCSE retrieval questions · 26 October 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 737 + 231
Answer: 737 + 231 = 968 -
2. Algebra
Collect like terms: 4x + 3y + 5x + 8y
Answer: 9x + 11y -
3. Geometry
Opposite = 12cm, adjacent = 8cm. Calculate the angle
Answer: 56.3° -
4. Ratio
Simplify: 10:12:4
Answer: 5:6:2 -
5. Statistics
Calculate the mean of: 46, 50, 42, 27, 21, 50, 10, 24
Answer: 33.8