Keystones — Bedrock
Five GCSE retrieval questions · 6 June 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 71 + 23
Answer: 71 + 23 = 94 -
2. Algebra
Simplify: 7x + 3x
Answer: 10x -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 4:12
Answer: 1:3 -
5. Statistics
Find the range of: 20, 23, 9, 10, 21
Answer: 14