Keystones — Bedrock
Five GCSE retrieval questions · 11 May 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 46 + 15
Answer: 46 + 15 = 61 -
2. Algebra
Solve: x + 11 = 28
Answer: x = 17 -
3. Geometry
Opposite = 11cm, hypotenuse = 15.6cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 10:4
Answer: 5:2 -
5. Statistics
Find the mean of: 14, 9, 3, 18
Answer: 11