Keystones — Bedrock
Five GCSE retrieval questions · 7 September 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 43 + 20
Answer: 43 + 20 = 63 -
2. Algebra
Solve: x + 5 = 13
Answer: x = 8 -
3. Geometry
Opposite = 12cm, hypotenuse = 17cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 35:15
Answer: 7:3 -
5. Statistics
Find the mean of: 4, 11, 2, 6
Answer: 5.75