Keystones — Bedrock
Five GCSE retrieval questions · 11 March 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄7 + 1⁄7
Answer: 6⁄7 -
2. Algebra
Solve: x + 4 = 20
Answer: x = 16 -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics
What is the probability of rolling a 1 on a fair die?
Answer: 1⁄6