Keystones — Bedrock
Five GCSE retrieval questions · 15 September 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 85 + 90
Answer: 85 + 90 = 175 -
2. Algebra
Solve: x + 14 = 26
Answer: x = 12 -
3. Geometry
Opposite = 7cm, hypotenuse = 14cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 10% of 179
Answer: 17.9 -
5. Statistics
What is the probability of rolling a 1 on a fair die?
Answer: 1⁄6