Keystones — Bedrock
Five GCSE retrieval questions · 6 July 2024 · mathsvault.uk/keystones
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1. Number
Calculate: -3 + (-8)
Answer: -11 -
2. Algebra
Simplify: 6x + 7x
Answer: 13x -
3. Geometry
Opposite = 10cm, hypotenuse = 11.5cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 77
Answer: 7.7 -
5. Statistics
Find the median of: 18, 15, 14, 7, 8
Answer: 14