Keystones — Bedrock
Five GCSE retrieval questions · 9 October 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 14 + 24
Answer: 14 + 24 = 38 -
2. Algebra
Simplify: 6x + 6x
Answer: 12x -
3. Geometry
Opposite = 15cm, hypotenuse = 30cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 10% of 70
Answer: 7 -
5. Statistics
Find the mean of: 9, 11, 15
Answer: 11.666666666667