Keystones — Bedrock
Five GCSE retrieval questions · 5 January 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 38 + 37
Answer: 38 + 37 = 75 -
2. Algebra
Factorise: 6x + 16
Answer: 2(3x + 8) -
3. Geometry
Opposite = 13cm, hypotenuse = 18.4cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics
Find the mean of: 9, 5, 13, 5, 9
Answer: 8.2