Keystones — Bedrock
Five GCSE retrieval questions · 30 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 91 + 64
Answer: 91 + 64 = 155 -
2. Algebra
Factorise: 14x + 14
Answer: 2(7x + 7) -
3. Geometry
Opposite = 8cm, hypotenuse = 11.3cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 25% of 42
Answer: 10.5 -
5. Statistics
Find the range of: 18, 12, 17, 16, 23
Answer: 11