Keystones — Bedrock
Five GCSE retrieval questions · 21 December 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 38 + 50
Answer: 38 + 50 = 88 -
2. Algebra
Simplify: 4x + 8x
Answer: 12x -
3. Geometry
Opposite = 5cm, hypotenuse = 7.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics
Find the mean of: 5, 3, 18, 10
Answer: 9