Keystones — Bedrock
Five GCSE retrieval questions · 29 April 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 87 + 64
Answer: 87 + 64 = 151 -
2. Algebra
Simplify: 7x + 6x
Answer: 13x -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 25:40
Answer: 5:8 -
5. Statistics
Find the mean of: 3, 8, 5
Answer: 5.3333333333333