Keystones — Bedrock
Five GCSE retrieval questions · 1 August 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 38 + 99
Answer: 38 + 99 = 137 -
2. Algebra
Simplify: 2x + 5x
Answer: 7x -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 28
Answer: 7 -
5. Statistics
Find the mean of: 12, 12, 9, 3
Answer: 9