Keystones — Bedrock
Five GCSE retrieval questions · 21 December 2024 · mathsvault.uk/keystones
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1. Number
Simplify: 42 × 42
Answer: 44 -
2. Algebra
Find the midpoint of (3, 2) and (17, 17)
Answer: (10, 9.5) -
3. Geometry
Opposite = 8cm, hypotenuse = 16cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 35:20
Answer: 7:4 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2