Keystones — Bedrock
Five GCSE retrieval questions · 3 February 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 25 + 42
Answer: 25 + 42 = 67 -
2. Algebra
Simplify: 3x + 5x
Answer: 8x -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 25% of 126
Answer: 31.5 -
5. Statistics
Find the range of: 6, 14, 22, 12, 9
Answer: 16