Keystones — Bedrock
Five GCSE retrieval questions · 15 October 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄11 + 6⁄11
Answer: 10⁄11 -
2. Algebra
Simplify: 8x + 6x
Answer: 14x -
3. Geometry
Opposite = 12cm, hypotenuse = 13.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics
Find the range of: 13, 7, 6, 21, 7
Answer: 15