Keystones — Bedrock
Five GCSE retrieval questions · 3 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 29 + 25
Answer: 29 + 25 = 54 -
2. Algebra
Solve: x + 2 = 13
Answer: x = 11 -
3. Geometry
Opposite = 7cm, hypotenuse = 9.9cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 25:10
Answer: 5:2 -
5. Statistics
Find the mean of: 5, 7, 7, 2
Answer: 5.25