Keystones — Bedrock
Five GCSE retrieval questions · 10 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 97 + 38
Answer: 97 + 38 = 135 -
2. Algebra
Factorise: 10x + 16
Answer: 2(5x + 8) -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 34
Answer: 3.4 -
5. Statistics
What is the probability of rolling a 2 on a fair die?
Answer: 1⁄6