Keystones — Bedrock
Five GCSE retrieval questions · 22 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 6.7 + 7.7
Answer: 6.7 + 7.7 = 14.4 -
2. Algebra
Solve: x + 12 = 17
Answer: x = 5 -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics
What is the probability of rolling a 2 on a fair die?
Answer: 1⁄6