Keystones — Bedrock
Five GCSE retrieval questions · 25 August 2021 · mathsvault.uk/keystones
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1. Number
Simplify: 34 × 34
Answer: 38 -
2. Algebra
Simplify: 5x + 9x
Answer: 14x -
3. Geometry
Opposite = 6cm, hypotenuse = 6.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 8:24
Answer: 1:3 -
5. Statistics
What is the probability of rolling a 4 on a fair die?
Answer: 1⁄6