Keystones — Bedrock
Five GCSE retrieval questions · 21 June 2022 · mathsvault.uk/keystones
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1. Number
Calculate: -4 + 5
Answer: 1 -
2. Algebra
Simplify: 3x + 7x
Answer: 10x -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 4:8
Answer: 1:2 -
5. Statistics
What is the probability of rolling a 1 on a fair die?
Answer: 1⁄6