Keystones — Bedrock
Five GCSE retrieval questions · 29 June 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 8.4 + 9
Answer: 8.4 + 9 = 17.4 -
2. Algebra
Find the next term: 9, 13, 17, 21, ...
Answer: 25 -
3. Geometry
Opposite = 8cm, hypotenuse = 16cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics
What is the probability of rolling a 4 on a fair die?
Answer: 1⁄6