Keystones — Bedrock
Five GCSE retrieval questions · 21 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 37 + 17
Answer: 37 + 17 = 54 -
2. Algebra
Factorise: 14x + 10
Answer: 2(7x + 5) -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2